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    —— ethyl (2Z,5R,8aR)-2-[(3-ethoxy-4-hydroxy-5-prop-2-enylphenyl)methylidene]-7-methyl-3-oxo-5-(4-propan-2-ylphenyl)-8,8a-dihydro-5H-[1,3]thiazolo[3,2-a]pyrimidine-6-carboxylate —— C31H36N2O5S
    ethyl (2Z,5R,8aR)-2-[(3-ethoxy-4-hydroxy-5-prop-2-enylphenyl)methylidene]-7-methyl-3-oxo-5-(4-propan-2-ylphenyl)-8,8a-dihydro-5H-[1,3]thiazolo[3,2-a]pyrimidine-6-carboxylate
    —— (E)-4-oxo-4-[4-[(4-sulfamoylphenyl)sulfamoyl]anilino]but-2-enoic acid —— C16H15N3O7S2
    (E)-4-oxo-4-[4-[(4-sulfamoylphenyl)sulfamoyl]anilino]but-2-enoic acid
    —— ethyl (2Z,5R)-5-(3-ethoxy-4-prop-2-enoxyphenyl)-2-[(2-methoxyphenyl)methylidene]-7-methyl-3-oxo-5H-[1,3]thiazolo[3,2-a]pyrimidine-6-carboxylate —— C29H30N2O6S
    ethyl (2Z,5R)-5-(3-ethoxy-4-prop-2-enoxyphenyl)-2-[(2-methoxyphenyl)methylidene]-7-methyl-3-oxo-5H-[1,3]thiazolo[3,2-a]pyrimidine-6-carboxylate
    —— ethyl (2E,5S)-2-[[3-ethoxy-4-[(2-nitrophenyl)methoxy]phenyl]methylidene]-5-(4-methoxyphenyl)-7-methyl-3-oxo-5H-[1,3]thiazolo[3,2-a]pyrimidine-6-carboxylate —— C33H31N3O8S
    ethyl (2E,5S)-2-[[3-ethoxy-4-[(2-nitrophenyl)methoxy]phenyl]methylidene]-5-(4-methoxyphenyl)-7-methyl-3-oxo-5H-[1,3]thiazolo[3,2-a]pyrimidine-6-carboxylate
    —— (E)-N-[2-(4-butylphenyl)-6-chlorobenzotriazol-5-yl]-3-(4-propan-2-ylphenyl)prop-2-enamide —— C28H29ClN4O
    (E)-N-[2-(4-butylphenyl)-6-chlorobenzotriazol-5-yl]-3-(4-propan-2-ylphenyl)prop-2-enamide
    —— ethyl (2Z,5S,8aR)-2-(1,3-benzodioxol-5-ylmethylidene)-5-[4-(2-ethoxy-2-oxoethoxy)-3-methoxyphenyl]-7-methyl-3-oxo-8,8a-dihydro-5H-[1,3]thiazolo[3,2-a]pyrimidine-6-carboxylate —— C29H30N2O9S
    ethyl (2Z,5S,8aR)-2-(1,3-benzodioxol-5-ylmethylidene)-5-[4-(2-ethoxy-2-oxoethoxy)-3-methoxyphenyl]-7-methyl-3-oxo-8,8a-dihydro-5H-[1,3]thiazolo[3,2-a]pyrimidine-6-carboxylate
    —— (E)-3-(1H-indol-3-yl)-2-(4-oxo-3H-quinazolin-2-yl)prop-2-enenitrile —— C19H12N4O
    (E)-3-(1H-indol-3-yl)-2-(4-oxo-3H-quinazolin-2-yl)prop-2-enenitrile
    —— ethyl (2E,5R)-5-(4-methoxyphenyl)-7-methyl-2-[[1-[(2-nitrophenyl)methyl]indol-3-yl]methylidene]-3-oxo-5H-[1,3]thiazolo[3,2-a]pyrimidine-6-carboxylate —— C33H28N4O6S
    ethyl (2E,5R)-5-(4-methoxyphenyl)-7-methyl-2-[[1-[(2-nitrophenyl)methyl]indol-3-yl]methylidene]-3-oxo-5H-[1,3]thiazolo[3,2-a]pyrimidine-6-carboxylate
    —— (E)-3-(4-chloro-3-nitrophenyl)-N-[(1-propyltetrazol-5-yl)carbamothioyl]prop-2-enamide —— C14H14ClN7O3S
    (E)-3-(4-chloro-3-nitrophenyl)-N-[(1-propyltetrazol-5-yl)carbamothioyl]prop-2-enamide
    —— (E)-N-[2-(4-butylphenyl)-6-methylbenzotriazol-5-yl]-3-(4-chloro-3-nitrophenyl)prop-2-enamide —— C26H24ClN5O3
    (E)-N-[2-(4-butylphenyl)-6-methylbenzotriazol-5-yl]-3-(4-chloro-3-nitrophenyl)prop-2-enamide
    —— ethyl (2E,5S)-5-(2-methoxyphenyl)-7-methyl-3-oxo-2-[(2-phenylmethoxyphenyl)methylidene]-5H-[1,3]thiazolo[3,2-a]pyrimidine-6-carboxylate —— C31H28N2O5S
    ethyl (2E,5S)-5-(2-methoxyphenyl)-7-methyl-3-oxo-2-[(2-phenylmethoxyphenyl)methylidene]-5H-[1,3]thiazolo[3,2-a]pyrimidine-6-carboxylate
    —— (E)-3-[3-(3-methyl-4-propoxyphenyl)-1-phenylpyrazol-4-yl]-2-(4-oxo-3H-quinazolin-2-yl)prop-2-enenitrile —— C30H25N5O2
    (E)-3-[3-(3-methyl-4-propoxyphenyl)-1-phenylpyrazol-4-yl]-2-(4-oxo-3H-quinazolin-2-yl)prop-2-enenitrile
    —— (E)-3-[3-(4-ethoxyphenyl)-1-phenylpyrazol-4-yl]-2-(4-oxo-3H-quinazolin-2-yl)prop-2-enenitrile —— C28H21N5O2
    (E)-3-[3-(4-ethoxyphenyl)-1-phenylpyrazol-4-yl]-2-(4-oxo-3H-quinazolin-2-yl)prop-2-enenitrile
    —— (E)-N'-[2-(2,4-dimethylphenoxy)acetyl]-3-(4-fluorophenyl)prop-2-enehydrazide —— C19H19FN2O3
    (E)-N'-[2-(2,4-dimethylphenoxy)acetyl]-3-(4-fluorophenyl)prop-2-enehydrazide
    —— ethyl (2E,5R)-2-[[3-ethoxy-4-[(4-fluorophenyl)methoxy]phenyl]methylidene]-5-(4-methoxyphenyl)-7-methyl-3-oxo-5H-[1,3]thiazolo[3,2-a]pyrimidine-6-carboxylate —— C33H31FN2O6S
    ethyl (2E,5R)-2-[[3-ethoxy-4-[(4-fluorophenyl)methoxy]phenyl]methylidene]-5-(4-methoxyphenyl)-7-methyl-3-oxo-5H-[1,3]thiazolo[3,2-a]pyrimidine-6-carboxylate
    —— ethyl (2E,5R)-5-(1,3-benzodioxol-5-yl)-2-[(2-methoxynaphthalen-1-yl)methylidene]-3-oxo-7-phenyl-5H-[1,3]thiazolo[3,2-a]pyrimidine-6-carboxylate —— C34H26N2O6S
    ethyl (2E,5R)-5-(1,3-benzodioxol-5-yl)-2-[(2-methoxynaphthalen-1-yl)methylidene]-3-oxo-7-phenyl-5H-[1,3]thiazolo[3,2-a]pyrimidine-6-carboxylate
    —— ethyl (2Z,5R,8aR)-2-[(5-chloro-2-ethoxyphenyl)methylidene]-7-methyl-3-oxo-5-(2-propan-2-yloxyphenyl)-8,8a-dihydro-5H-[1,3]thiazolo[3,2-a]pyrimidine-6-carboxylate —— C28H31ClN2O5S
    ethyl (2Z,5R,8aR)-2-[(5-chloro-2-ethoxyphenyl)methylidene]-7-methyl-3-oxo-5-(2-propan-2-yloxyphenyl)-8,8a-dihydro-5H-[1,3]thiazolo[3,2-a]pyrimidine-6-carboxylate
    —— ethyl (2Z,5S,8aR)-2-[[4-[(4-chlorophenyl)methoxy]phenyl]methylidene]-7-methyl-3-oxo-5-(4-propan-2-ylphenyl)-8,8a-dihydro-5H-[1,3]thiazolo[3,2-a]pyrimidine-6-carboxylate —— C33H33ClN2O4S
    ethyl (2Z,5S,8aR)-2-[[4-[(4-chlorophenyl)methoxy]phenyl]methylidene]-7-methyl-3-oxo-5-(4-propan-2-ylphenyl)-8,8a-dihydro-5H-[1,3]thiazolo[3,2-a]pyrimidine-6-carboxylate
    —— ethyl (2Z,5R)-2-[(3,4-diethoxyphenyl)methylidene]-5-(3-ethoxy-4-prop-2-enoxyphenyl)-7-methyl-3-oxo-5H-[1,3]thiazolo[3,2-a]pyrimidine-6-carboxylate —— C32H36N2O7S
    ethyl (2Z,5R)-2-[(3,4-diethoxyphenyl)methylidene]-5-(3-ethoxy-4-prop-2-enoxyphenyl)-7-methyl-3-oxo-5H-[1,3]thiazolo[3,2-a]pyrimidine-6-carboxylate
    —— (E)-N-[4-[(4-ethoxyphenyl)sulfamoyl]phenyl]-3-naphthalen-1-ylprop-2-enamide —— C27H24N2O4S
    (E)-N-[4-[(4-ethoxyphenyl)sulfamoyl]phenyl]-3-naphthalen-1-ylprop-2-enamide
    —— ethyl (2Z,5R,8aR)-2-[[4-[(4-chlorophenyl)methoxy]phenyl]methylidene]-7-methyl-3-oxo-5-(4-propan-2-ylphenyl)-8,8a-dihydro-5H-[1,3]thiazolo[3,2-a]pyrimidine-6-carboxylate —— C33H33ClN2O4S
    ethyl (2Z,5R,8aR)-2-[[4-[(4-chlorophenyl)methoxy]phenyl]methylidene]-7-methyl-3-oxo-5-(4-propan-2-ylphenyl)-8,8a-dihydro-5H-[1,3]thiazolo[3,2-a]pyrimidine-6-carboxylate
    —— ethyl (2E,5S)-5-(4-methoxyphenyl)-7-methyl-2-[[1-[(2-nitrophenyl)methyl]indol-3-yl]methylidene]-3-oxo-5H-[1,3]thiazolo[3,2-a]pyrimidine-6-carboxylate —— C33H28N4O6S
    ethyl (2E,5S)-5-(4-methoxyphenyl)-7-methyl-2-[[1-[(2-nitrophenyl)methyl]indol-3-yl]methylidene]-3-oxo-5H-[1,3]thiazolo[3,2-a]pyrimidine-6-carboxylate
    —— (E)-4-[2-[2-(2-methoxyphenoxy)acetyl]hydrazinyl]-4-oxobut-2-enoic acid —— C13H14N2O6
    (E)-4-[2-[2-(2-methoxyphenoxy)acetyl]hydrazinyl]-4-oxobut-2-enoic acid
    —— ethyl (2E,5R)-7-methyl-2-[[2-(naphthalen-1-ylmethoxy)phenyl]methylidene]-3-oxo-5-phenyl-5H-[1,3]thiazolo[3,2-a]pyrimidine-6-carboxylate —— C34H28N2O4S
    ethyl (2E,5R)-7-methyl-2-[[2-(naphthalen-1-ylmethoxy)phenyl]methylidene]-3-oxo-5-phenyl-5H-[1,3]thiazolo[3,2-a]pyrimidine-6-carboxylate
    —— (E)-N-(5-chloro-6-methyl-1,3-benzothiazol-2-yl)-3-(2,4-dichlorophenyl)prop-2-enamide —— C17H11Cl3N2OS
    (E)-N-(5-chloro-6-methyl-1,3-benzothiazol-2-yl)-3-(2,4-dichlorophenyl)prop-2-enamide
    —— ethyl (2Z,5S,8aS)-5-[4-(2-ethoxy-2-oxoethoxy)-3-methoxyphenyl]-7-methyl-2-(naphthalen-1-ylmethylidene)-3-oxo-8,8a-dihydro-5H-[1,3]thiazolo[3,2-a]pyrimidine-6-carboxylate —— C32H32N2O7S
    ethyl (2Z,5S,8aS)-5-[4-(2-ethoxy-2-oxoethoxy)-3-methoxyphenyl]-7-methyl-2-(naphthalen-1-ylmethylidene)-3-oxo-8,8a-dihydro-5H-[1,3]thiazolo[3,2-a]pyrimidine-6-carboxylate
    —— (E)-N-ethyl-3-(2-methyl-2H-chromen-3-yl)prop-2-enamide —— C15H17NO2
    (E)-N-ethyl-3-(2-methyl-2H-chromen-3-yl)prop-2-enamide
    —— ethyl (2Z,5S,8aR)-2-[(4-methoxynaphthalen-1-yl)methylidene]-5-(3-methoxy-4-propan-2-yloxyphenyl)-7-methyl-3-oxo-8,8a-dihydro-5H-[1,3]thiazolo[3,2-a]pyrimidine-6-carboxylate —— C32H34N2O6S
    ethyl (2Z,5S,8aR)-2-[(4-methoxynaphthalen-1-yl)methylidene]-5-(3-methoxy-4-propan-2-yloxyphenyl)-7-methyl-3-oxo-8,8a-dihydro-5H-[1,3]thiazolo[3,2-a]pyrimidine-6-carboxylate
    —— [(E,2R,3S)-2-azido-3-hydroxyoctadec-4-enyl] 2,2-dimethylpropanoate —— C23H43N3O3
    [(E,2R,3S)-2-azido-3-hydroxyoctadec-4-enyl] 2,2-dimethylpropanoate
    —— ethyl (2Z,5S,8aS)-2-[(4-methoxynaphthalen-1-yl)methylidene]-5-(3-methoxy-4-propan-2-yloxyphenyl)-7-methyl-3-oxo-8,8a-dihydro-5H-[1,3]thiazolo[3,2-a]pyrimidine-6-carboxylate —— C32H34N2O6S
    ethyl (2Z,5S,8aS)-2-[(4-methoxynaphthalen-1-yl)methylidene]-5-(3-methoxy-4-propan-2-yloxyphenyl)-7-methyl-3-oxo-8,8a-dihydro-5H-[1,3]thiazolo[3,2-a]pyrimidine-6-carboxylate
    —— ethyl (2E,5S)-5-(1,3-benzodioxol-5-yl)-2-[(5-bromo-2-methoxyphenyl)methylidene]-3-oxo-7-phenyl-5H-[1,3]thiazolo[3,2-a]pyrimidine-6-carboxylate —— C30H23BrN2O6S
    ethyl (2E,5S)-5-(1,3-benzodioxol-5-yl)-2-[(5-bromo-2-methoxyphenyl)methylidene]-3-oxo-7-phenyl-5H-[1,3]thiazolo[3,2-a]pyrimidine-6-carboxylate
    —— ethyl (2Z,5R,8aS)-2-[(4-methoxynaphthalen-1-yl)methylidene]-5-(3-methoxy-4-propan-2-yloxyphenyl)-7-methyl-3-oxo-8,8a-dihydro-5H-[1,3]thiazolo[3,2-a]pyrimidine-6-carboxylate —— C32H34N2O6S
    ethyl (2Z,5R,8aS)-2-[(4-methoxynaphthalen-1-yl)methylidene]-5-(3-methoxy-4-propan-2-yloxyphenyl)-7-methyl-3-oxo-8,8a-dihydro-5H-[1,3]thiazolo[3,2-a]pyrimidine-6-carboxylate
    —— ethyl (2Z,5R,8aS)-5-[4-(2-ethoxy-2-oxoethoxy)-3-methoxyphenyl]-2-[(4-methoxynaphthalen-1-yl)methylidene]-7-methyl-3-oxo-8,8a-dihydro-5H-[1,3]thiazolo[3,2-a]pyrimidine-6-carboxylate —— C33H34N2O8S
    ethyl (2Z,5R,8aS)-5-[4-(2-ethoxy-2-oxoethoxy)-3-methoxyphenyl]-2-[(4-methoxynaphthalen-1-yl)methylidene]-7-methyl-3-oxo-8,8a-dihydro-5H-[1,3]thiazolo[3,2-a]pyrimidine-6-carboxylate
    —— ethyl (2Z,5S,8aR)-5-[4-(2-ethoxy-2-oxoethoxy)-3-methoxyphenyl]-2-[(4-methoxynaphthalen-1-yl)methylidene]-7-methyl-3-oxo-8,8a-dihydro-5H-[1,3]thiazolo[3,2-a]pyrimidine-6-carboxylate —— C33H34N2O8S
    ethyl (2Z,5S,8aR)-5-[4-(2-ethoxy-2-oxoethoxy)-3-methoxyphenyl]-2-[(4-methoxynaphthalen-1-yl)methylidene]-7-methyl-3-oxo-8,8a-dihydro-5H-[1,3]thiazolo[3,2-a]pyrimidine-6-carboxylate
    —— ethyl (2E,5S)-7-methyl-2-[[3-[2-(4-methylphenoxy)ethoxy]phenyl]methylidene]-3-oxo-5-phenyl-5H-[1,3]thiazolo[3,2-a]pyrimidine-6-carboxylate —— C32H30N2O5S
    ethyl (2E,5S)-7-methyl-2-[[3-[2-(4-methylphenoxy)ethoxy]phenyl]methylidene]-3-oxo-5-phenyl-5H-[1,3]thiazolo[3,2-a]pyrimidine-6-carboxylate
    —— ethyl (2E,5S)-2-[(3-bromo-4-phenylmethoxyphenyl)methylidene]-7-methyl-3-oxo-5-phenyl-5H-[1,3]thiazolo[3,2-a]pyrimidine-6-carboxylate —— C30H25BrN2O4S
    ethyl (2E,5S)-2-[(3-bromo-4-phenylmethoxyphenyl)methylidene]-7-methyl-3-oxo-5-phenyl-5H-[1,3]thiazolo[3,2-a]pyrimidine-6-carboxylate
    —— ethyl (2E,5R)-2-[(3-bromo-4-phenylmethoxyphenyl)methylidene]-7-methyl-3-oxo-5-phenyl-5H-[1,3]thiazolo[3,2-a]pyrimidine-6-carboxylate —— C30H25BrN2O4S
    ethyl (2E,5R)-2-[(3-bromo-4-phenylmethoxyphenyl)methylidene]-7-methyl-3-oxo-5-phenyl-5H-[1,3]thiazolo[3,2-a]pyrimidine-6-carboxylate
    —— ethyl (2E,5R)-5-(3-methoxyphenyl)-7-methyl-3-oxo-2-[[5-[3-(trifluoromethyl)phenyl]furan-2-yl]methylidene]-5H-[1,3]thiazolo[3,2-a]pyrimidine-6-carboxylate —— C29H23F3N2O5S
    ethyl (2E,5R)-5-(3-methoxyphenyl)-7-methyl-3-oxo-2-[[5-[3-(trifluoromethyl)phenyl]furan-2-yl]methylidene]-5H-[1,3]thiazolo[3,2-a]pyrimidine-6-carboxylate
    —— ethyl (2E,5R)-5-(3-bromo-4-methoxyphenyl)-2-[(2,5-dimethoxyphenyl)methylidene]-7-methyl-3-oxo-5H-[1,3]thiazolo[3,2-a]pyrimidine-6-carboxylate —— C26H25BrN2O6S
    ethyl (2E,5R)-5-(3-bromo-4-methoxyphenyl)-2-[(2,5-dimethoxyphenyl)methylidene]-7-methyl-3-oxo-5H-[1,3]thiazolo[3,2-a]pyrimidine-6-carboxylate
    —— ethyl (2Z,5S)-2-[[4-[(4-chlorophenyl)methoxy]phenyl]methylidene]-7-methyl-3-oxo-5-(4-propan-2-ylphenyl)-5H-[1,3]thiazolo[3,2-a]pyrimidine-6-carboxylate —— C33H31ClN2O4S
    ethyl (2Z,5S)-2-[[4-[(4-chlorophenyl)methoxy]phenyl]methylidene]-7-methyl-3-oxo-5-(4-propan-2-ylphenyl)-5H-[1,3]thiazolo[3,2-a]pyrimidine-6-carboxylate
    —— ethyl (2Z,5R)-2-[[4-[(2-cyanophenyl)methoxy]phenyl]methylidene]-5-(3,4-diethoxyphenyl)-7-methyl-3-oxo-5H-[1,3]thiazolo[3,2-a]pyrimidine-6-carboxylate —— C35H33N3O6S
    ethyl (2Z,5R)-2-[[4-[(2-cyanophenyl)methoxy]phenyl]methylidene]-5-(3,4-diethoxyphenyl)-7-methyl-3-oxo-5H-[1,3]thiazolo[3,2-a]pyrimidine-6-carboxylate
    —— ethyl (2E,5R)-5-(3-methoxyphenyl)-7-methyl-2-[[5-(4-nitrophenyl)furan-2-yl]methylidene]-3-oxo-5H-[1,3]thiazolo[3,2-a]pyrimidine-6-carboxylate —— C28H23N3O7S
    ethyl (2E,5R)-5-(3-methoxyphenyl)-7-methyl-2-[[5-(4-nitrophenyl)furan-2-yl]methylidene]-3-oxo-5H-[1,3]thiazolo[3,2-a]pyrimidine-6-carboxylate
    —— ethyl 4-(4-chlorophenyl)-2-[[(E)-3-(2-methyl-2H-chromen-3-yl)prop-2-enoyl]amino]thiophene-3-carboxylate —— C26H22ClNO4S
    ethyl 4-(4-chlorophenyl)-2-[[(E)-3-(2-methyl-2H-chromen-3-yl)prop-2-enoyl]amino]thiophene-3-carboxylate
    —— ethyl (2Z,5R,8aS)-2-(2,3-dihydro-1,4-benzodioxin-6-ylmethylidene)-5-[4-(2-ethoxy-2-oxoethoxy)-3-methoxyphenyl]-7-methyl-3-oxo-8,8a-dihydro-5H-[1,3]thiazolo[3,2-a]pyrimidine-6-carboxylate —— C30H32N2O9S
    ethyl (2Z,5R,8aS)-2-(2,3-dihydro-1,4-benzodioxin-6-ylmethylidene)-5-[4-(2-ethoxy-2-oxoethoxy)-3-methoxyphenyl]-7-methyl-3-oxo-8,8a-dihydro-5H-[1,3]thiazolo[3,2-a]pyrimidine-6-carboxylate
    —— ethyl (2Z,5S,8aR)-5-[4-(2-ethoxy-2-oxoethoxy)-3-methoxyphenyl]-7-methyl-2-(naphthalen-1-ylmethylidene)-3-oxo-8,8a-dihydro-5H-[1,3]thiazolo[3,2-a]pyrimidine-6-carboxylate —— C32H32N2O7S
    ethyl (2Z,5S,8aR)-5-[4-(2-ethoxy-2-oxoethoxy)-3-methoxyphenyl]-7-methyl-2-(naphthalen-1-ylmethylidene)-3-oxo-8,8a-dihydro-5H-[1,3]thiazolo[3,2-a]pyrimidine-6-carboxylate
    —— ethyl (2E,5R)-5-(4-methoxyphenyl)-7-methyl-2-[[1-[(4-nitrophenyl)methyl]indol-3-yl]methylidene]-3-oxo-5H-[1,3]thiazolo[3,2-a]pyrimidine-6-carboxylate —— C33H28N4O6S
    ethyl (2E,5R)-5-(4-methoxyphenyl)-7-methyl-2-[[1-[(4-nitrophenyl)methyl]indol-3-yl]methylidene]-3-oxo-5H-[1,3]thiazolo[3,2-a]pyrimidine-6-carboxylate
    —— (E)-3-(2-phenyl-2H-chromen-3-yl)-2-(piperidine-1-carbonyl)prop-2-enenitrile —— C24H22N2O2
    (E)-3-(2-phenyl-2H-chromen-3-yl)-2-(piperidine-1-carbonyl)prop-2-enenitrile
    —— ethyl (2Z,5R,8aS)-5-[4-(2-ethoxy-2-oxoethoxy)-3-methoxyphenyl]-7-methyl-2-(naphthalen-1-ylmethylidene)-3-oxo-8,8a-dihydro-5H-[1,3]thiazolo[3,2-a]pyrimidine-6-carboxylate —— C32H32N2O7S
    ethyl (2Z,5R,8aS)-5-[4-(2-ethoxy-2-oxoethoxy)-3-methoxyphenyl]-7-methyl-2-(naphthalen-1-ylmethylidene)-3-oxo-8,8a-dihydro-5H-[1,3]thiazolo[3,2-a]pyrimidine-6-carboxylate
    —— ethyl (2Z,5R,8aR)-2-[[3-ethoxy-4-(2-methoxy-2-oxoethoxy)phenyl]methylidene]-5-(3-methoxy-4-prop-2-enoxyphenyl)-7-methyl-3-oxo-8,8a-dihydro-5H-[1,3]thiazolo[3,2-a]pyrimidine-6-carboxylate —— C32H36N2O9S
    ethyl (2Z,5R,8aR)-2-[[3-ethoxy-4-(2-methoxy-2-oxoethoxy)phenyl]methylidene]-5-(3-methoxy-4-prop-2-enoxyphenyl)-7-methyl-3-oxo-8,8a-dihydro-5H-[1,3]thiazolo[3,2-a]pyrimidine-6-carboxylate
    —— ethyl (2E,5S)-5-(3-methoxyphenyl)-7-methyl-3-oxo-2-[[5-[3-(trifluoromethyl)phenyl]furan-2-yl]methylidene]-5H-[1,3]thiazolo[3,2-a]pyrimidine-6-carboxylate —— C29H23F3N2O5S
    ethyl (2E,5S)-5-(3-methoxyphenyl)-7-methyl-3-oxo-2-[[5-[3-(trifluoromethyl)phenyl]furan-2-yl]methylidene]-5H-[1,3]thiazolo[3,2-a]pyrimidine-6-carboxylate