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    首页 分子通 按分子结构分类 有机化合物 有机杂环化合物 三唑并嘧啶类

    三唑并嘧啶类

    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 2-[(7-benzylsulfanyl-10-thia-3,4,6,8-tetrazatetracyclo[7.6.0.02,6.011,15]pentadeca-1(9),2,4,7,11(15)-pentaen-5-yl)sulfanyl]-N-(2-phenylethyl)acetamide —— C27H25N5OS3
    2-[(7-benzylsulfanyl-10-thia-3,4,6,8-tetrazatetracyclo[7.6.0.02,6.011,15]pentadeca-1(9),2,4,7,11(15)-pentaen-5-yl)sulfanyl]-N-(2-phenylethyl)acetamide
    —— 2-{[5-(benzylsulfanyl)-9,10-dihydro-8H-cyclopenta[4,5]thieno[3,2-e][1,2,4]triazolo[4,3-c]pyrimidin-3-yl]sulfanyl}-N-(4-methoxyphenyl)acetamide —— C26H23N5O2S3
    2-{[5-(benzylsulfanyl)-9,10-dihydro-8H-cyclopenta[4,5]thieno[3,2-e][1,2,4]triazolo[4,3-c]pyrimidin-3-yl]sulfanyl}-N-(4-methoxyphenyl)acetamide
    —— 1-[(2-fluorobenzyl)sulfanyl]-4-phenyl-6,7,8,9-tetrahydro[1]benzothieno[3,2-e][1,2,4]triazolo[4,3-a]pyrimidin-5(4H)-one —— C24H19FN4OS2
    1-[(2-fluorobenzyl)sulfanyl]-4-phenyl-6,7,8,9-tetrahydro[1]benzothieno[3,2-e][1,2,4]triazolo[4,3-a]pyrimidin-5(4H)-one
    —— 5-(Benzylsulfanyl)-3-(prop-2-en-1-ylsulfanyl)-8,9,10,11-tetrahydro[1]benzothieno[3,2-e][1,2,4]triazolo[4,3-c]pyrimidine —— C21H20N4S3
    5-(Benzylsulfanyl)-3-(prop-2-en-1-ylsulfanyl)-8,9,10,11-tetrahydro[1]benzothieno[3,2-e][1,2,4]triazolo[4,3-c]pyrimidine
    —— 8-[(3,4-dichlorobenzyl)sulfanyl]-2,3-dimethyl-5-phenylthieno[3,2-e][1,2,4]triazolo[4,3-a]pyrimidin-4(5H)-one —— C22H16Cl2N4OS2
    8-[(3,4-dichlorobenzyl)sulfanyl]-2,3-dimethyl-5-phenylthieno[3,2-e][1,2,4]triazolo[4,3-a]pyrimidin-4(5H)-one
    —— 3,5-bis(benzylsulfanyl)-10,10-dimethyl-10,11-dihydro-8H-pyrano[4',3':4,5]thieno[3,2-e][1,2,4]triazolo[4,3-c]pyrimidine —— C26H24N4OS3
    3,5-bis(benzylsulfanyl)-10,10-dimethyl-10,11-dihydro-8H-pyrano[4',3':4,5]thieno[3,2-e][1,2,4]triazolo[4,3-c]pyrimidine
    —— 2-{[5-(benzylsulfanyl)-8,9,10,11-tetrahydro[1]benzothieno[3,2-e][1,2,4]triazolo[4,3-c]pyrimidin-3-yl]sulfanyl}-N-phenylacetamide —— C26H23N5OS3
    2-{[5-(benzylsulfanyl)-8,9,10,11-tetrahydro[1]benzothieno[3,2-e][1,2,4]triazolo[4,3-c]pyrimidin-3-yl]sulfanyl}-N-phenylacetamide
    —— (5R,7S)-5-(4-ethoxyphenyl)-7-(4-fluorophenyl)-1,5,6,7-tetrahydro-[1,2,4]triazolo[1,5-a]pyrimidin-2-amine —— C19H20FN5O
    (5R,7S)-5-(4-ethoxyphenyl)-7-(4-fluorophenyl)-1,5,6,7-tetrahydro-[1,2,4]triazolo[1,5-a]pyrimidin-2-amine
    —— (5R,7R)-5-(4-ethoxyphenyl)-7-(4-methoxyphenyl)-1,5,6,7-tetrahydro-[1,2,4]triazolo[1,5-a]pyrimidin-2-amine —— C20H23N5O2
    (5R,7R)-5-(4-ethoxyphenyl)-7-(4-methoxyphenyl)-1,5,6,7-tetrahydro-[1,2,4]triazolo[1,5-a]pyrimidin-2-amine
    —— (5R,7S)-5-(4-ethoxyphenyl)-7-(4-methoxyphenyl)-1,5,6,7-tetrahydro-[1,2,4]triazolo[1,5-a]pyrimidin-2-amine —— C20H23N5O2
    (5R,7S)-5-(4-ethoxyphenyl)-7-(4-methoxyphenyl)-1,5,6,7-tetrahydro-[1,2,4]triazolo[1,5-a]pyrimidin-2-amine
    —— (5S,7R)-5-(4-ethoxyphenyl)-7-(4-methoxyphenyl)-1,5,6,7-tetrahydro-[1,2,4]triazolo[1,5-a]pyrimidin-2-amine —— C20H23N5O2
    (5S,7R)-5-(4-ethoxyphenyl)-7-(4-methoxyphenyl)-1,5,6,7-tetrahydro-[1,2,4]triazolo[1,5-a]pyrimidin-2-amine
    —— 2-[(13-methyl-8-oxo-7-phenyl-16-thia-2,4,5,7-tetraza-13-azoniatetracyclo[7.7.0.02,6.010,15]hexadeca-1(9),3,5,10(15)-tetraen-3-yl)sulfanyl]-N-(4-methylphenyl)acetamide —— C26H25N6O2S2+
    2-[(13-methyl-8-oxo-7-phenyl-16-thia-2,4,5,7-tetraza-13-azoniatetracyclo[7.7.0.02,6.010,15]hexadeca-1(9),3,5,10(15)-tetraen-3-yl)sulfanyl]-N-(4-methylphenyl)acetamide
    —— 10,10-Dimethyl-3-(phenethylsulfanyl)-10,11-dihydro-8H-pyrano[4',3':4,5]thieno[3,2-E][1,2,4]triazolo[4,3-C]pyrimidin-5-YL propyl sulfide —— C23H26N4OS3
    10,10-Dimethyl-3-(phenethylsulfanyl)-10,11-dihydro-8H-pyrano[4',3':4,5]thieno[3,2-E][1,2,4]triazolo[4,3-C]pyrimidin-5-YL propyl sulfide
    —— 4-(2-methylphenyl)-1-(propylsulfanyl)-6,7,8,9-tetrahydro[1]benzothieno[3,2-e][1,2,4]triazolo[4,3-a]pyrimidin-5(4H)-one —— C21H22N4OS2
    4-(2-methylphenyl)-1-(propylsulfanyl)-6,7,8,9-tetrahydro[1]benzothieno[3,2-e][1,2,4]triazolo[4,3-a]pyrimidin-5(4H)-one
    —— (5R,7R)-5-(4-ethoxyphenyl)-7-(4-fluorophenyl)-1,5,6,7-tetrahydro-[1,2,4]triazolo[1,5-a]pyrimidin-2-amine —— C19H20FN5O
    (5R,7R)-5-(4-ethoxyphenyl)-7-(4-fluorophenyl)-1,5,6,7-tetrahydro-[1,2,4]triazolo[1,5-a]pyrimidin-2-amine
    —— (14R)-14-ethyl-5-[(2-fluorophenyl)methylsulfanyl]-14-methyl-7-propylsulfanyl-13-oxa-10-thia-3,4,6,8-tetrazatetracyclo[7.7.0.02,6.011,16]hexadeca-1(9),2,4,7,11(16)-pentaene —— C23H25FN4OS3
    (14R)-14-ethyl-5-[(2-fluorophenyl)methylsulfanyl]-14-methyl-7-propylsulfanyl-13-oxa-10-thia-3,4,6,8-tetrazatetracyclo[7.7.0.02,6.011,16]hexadeca-1(9),2,4,7,11(16)-pentaene
    —— (5S,7S)-5-(4-ethoxyphenyl)-7-(4-fluorophenyl)-1,5,6,7-tetrahydro-[1,2,4]triazolo[1,5-a]pyrimidin-2-amine —— C19H20FN5O
    (5S,7S)-5-(4-ethoxyphenyl)-7-(4-fluorophenyl)-1,5,6,7-tetrahydro-[1,2,4]triazolo[1,5-a]pyrimidin-2-amine
    —— (5S,7R)-5-(4-ethoxyphenyl)-7-(4-fluorophenyl)-1,5,6,7-tetrahydro-[1,2,4]triazolo[1,5-a]pyrimidin-2-amine —— C19H20FN5O
    (5S,7R)-5-(4-ethoxyphenyl)-7-(4-fluorophenyl)-1,5,6,7-tetrahydro-[1,2,4]triazolo[1,5-a]pyrimidin-2-amine
    —— (14S)-14-ethyl-5-[(2-fluorophenyl)methylsulfanyl]-14-methyl-7-propylsulfanyl-13-oxa-10-thia-3,4,6,8-tetrazatetracyclo[7.7.0.02,6.011,16]hexadeca-1(9),2,4,7,11(16)-pentaene —— C23H25FN4OS3
    (14S)-14-ethyl-5-[(2-fluorophenyl)methylsulfanyl]-14-methyl-7-propylsulfanyl-13-oxa-10-thia-3,4,6,8-tetrazatetracyclo[7.7.0.02,6.011,16]hexadeca-1(9),2,4,7,11(16)-pentaene
    —— 1-[(2-chlorobenzyl)sulfanyl]-4-(3-chlorophenyl)-7,8-dihydro-6H-cyclopenta[4,5]thieno[3,2-e][1,2,4]triazolo[4,3-a]pyrimidin-5(4H)-one —— C23H16Cl2N4OS2
    1-[(2-chlorobenzyl)sulfanyl]-4-(3-chlorophenyl)-7,8-dihydro-6H-cyclopenta[4,5]thieno[3,2-e][1,2,4]triazolo[4,3-a]pyrimidin-5(4H)-one
    —— (5S,7S)-7-(3-bromophenyl)-5-(3-methoxyphenyl)-1,5,6,7-tetrahydro-[1,2,4]triazolo[1,5-a]pyrimidin-2-amine —— C18H18BrN5O
    (5S,7S)-7-(3-bromophenyl)-5-(3-methoxyphenyl)-1,5,6,7-tetrahydro-[1,2,4]triazolo[1,5-a]pyrimidin-2-amine
    —— (5R,7S)-7-(3-bromophenyl)-5-(3-methoxyphenyl)-1,5,6,7-tetrahydro-[1,2,4]triazolo[1,5-a]pyrimidin-2-amine —— C18H18BrN5O
    (5R,7S)-7-(3-bromophenyl)-5-(3-methoxyphenyl)-1,5,6,7-tetrahydro-[1,2,4]triazolo[1,5-a]pyrimidin-2-amine
    —— 15-(1H-benzimidazol-2-ylsulfanylmethyl)-9-thia-11,13,14,16-tetrazatetracyclo[8.7.0.02,8.013,17]heptadeca-1(10),2(8),11,14,16-pentaene —— C20H18N6S2
    15-(1H-benzimidazol-2-ylsulfanylmethyl)-9-thia-11,13,14,16-tetrazatetracyclo[8.7.0.02,8.013,17]heptadeca-1(10),2(8),11,14,16-pentaene
    —— 5-(benzylsulfanyl)-3-[(4-fluorobenzyl)sulfanyl]-10,10-dimethyl-10,11-dihydro-8H-pyrano[4',3':4,5]thieno[3,2-e][1,2,4]triazolo[4,3-c]pyrimidine —— C26H23FN4OS3
    5-(benzylsulfanyl)-3-[(4-fluorobenzyl)sulfanyl]-10,10-dimethyl-10,11-dihydro-8H-pyrano[4',3':4,5]thieno[3,2-e][1,2,4]triazolo[4,3-c]pyrimidine
    —— (12S)-7-(4-chlorophenyl)-12-methyl-3-sulfanylidene-16-thia-2,4,5,7-tetrazatetracyclo[7.7.0.02,6.010,15]hexadeca-1(9),5,10(15)-trien-8-one —— C18H15ClN4OS2
    (12S)-7-(4-chlorophenyl)-12-methyl-3-sulfanylidene-16-thia-2,4,5,7-tetrazatetracyclo[7.7.0.02,6.010,15]hexadeca-1(9),5,10(15)-trien-8-one
    —— (5R,7R)-7-(3-bromophenyl)-5-(3-methoxyphenyl)-1,5,6,7-tetrahydro-[1,2,4]triazolo[1,5-a]pyrimidin-2-amine —— C18H18BrN5O
    (5R,7R)-7-(3-bromophenyl)-5-(3-methoxyphenyl)-1,5,6,7-tetrahydro-[1,2,4]triazolo[1,5-a]pyrimidin-2-amine
    —— (5S,7R)-7-(3-bromophenyl)-5-(3-methoxyphenyl)-1,5,6,7-tetrahydro-[1,2,4]triazolo[1,5-a]pyrimidin-2-amine —— C18H18BrN5O
    (5S,7R)-7-(3-bromophenyl)-5-(3-methoxyphenyl)-1,5,6,7-tetrahydro-[1,2,4]triazolo[1,5-a]pyrimidin-2-amine
    —— 5-{[5-(Propan-2-ylsulfanyl)-8,9,10,11-tetrahydro[1]benzothieno[3,2-e][1,2,4]triazolo[4,3-c]pyrimidin-3-yl]sulfanyl}pentan-2-one —— C19H24N4OS3
    5-{[5-(Propan-2-ylsulfanyl)-8,9,10,11-tetrahydro[1]benzothieno[3,2-e][1,2,4]triazolo[4,3-c]pyrimidin-3-yl]sulfanyl}pentan-2-one
    —— 15,15-Dimethyl-3-(2-phenylethylsulfanyl)-16-oxa-19-thia-2,4,5,7,8,10-hexazapentacyclo[10.7.0.02,6.07,11.013,18]nonadeca-1(12),3,5,8,10,13(18)-hexaene —— C21H20N6OS2
    15,15-Dimethyl-3-(2-phenylethylsulfanyl)-16-oxa-19-thia-2,4,5,7,8,10-hexazapentacyclo[10.7.0.02,6.07,11.013,18]nonadeca-1(12),3,5,8,10,13(18)-hexaene
    —— (16S)-16-methyl-3-prop-2-enylsulfanyl-19-thia-2,4,5,7,8,10-hexazapentacyclo[10.7.0.02,6.07,11.013,18]nonadeca-1(12),3,5,8,10,13(18)-hexaene —— C16H16N6S2
    (16S)-16-methyl-3-prop-2-enylsulfanyl-19-thia-2,4,5,7,8,10-hexazapentacyclo[10.7.0.02,6.07,11.013,18]nonadeca-1(12),3,5,8,10,13(18)-hexaene
    —— 3-[(10,10-dimethyl-10,11-dihydro-8H-pyrano[4',3':4,5]thieno[3,2-e][1,2,4]triazolo[1,5-c]pyrimidin-5-yl)amino]propan-1-ol —— C15H19N5O2S
    3-[(10,10-dimethyl-10,11-dihydro-8H-pyrano[4',3':4,5]thieno[3,2-e][1,2,4]triazolo[1,5-c]pyrimidin-5-yl)amino]propan-1-ol
    —— 7-[(2,4-dichlorobenzyl)sulfanyl]-2,12,12-trimethyl-12,13-dihydro-10H-pyrano[4',3':4,5]thieno[3,2-e]bis[1,2,4]triazolo[4,3-a:1',5'-c]pyrimidine —— C21H18Cl2N6OS2
    7-[(2,4-dichlorobenzyl)sulfanyl]-2,12,12-trimethyl-12,13-dihydro-10H-pyrano[4',3':4,5]thieno[3,2-e]bis[1,2,4]triazolo[4,3-a:1',5'-c]pyrimidine
    —— 4-(11-Thia-9,14,15,19-tetraza-17-azoniapentacyclo[10.7.0.02,10.03,7.013,17]nonadeca-1(12),2(10),3(7),8,13(17),15,18-heptaen-8-yl)morpholine —— C17H17N6OS+
    4-(11-Thia-9,14,15,19-tetraza-17-azoniapentacyclo[10.7.0.02,10.03,7.013,17]nonadeca-1(12),2(10),3(7),8,13(17),15,18-heptaen-8-yl)morpholine
    —— 5-Butylsulfanyl-14,14-dimethyl-7-propylsulfanyl-13-oxa-10-thia-3,4,6,8-tetrazatetracyclo[7.7.0.02,6.011,16]hexadeca-1(9),2,4,7,11(16)-pentaene —— C19H26N4OS3
    5-Butylsulfanyl-14,14-dimethyl-7-propylsulfanyl-13-oxa-10-thia-3,4,6,8-tetrazatetracyclo[7.7.0.02,6.011,16]hexadeca-1(9),2,4,7,11(16)-pentaene
    —— (12S)-7-(4-chlorophenyl)-3,12-dimethyl-16-thia-2,4,5,7-tetrazatetracyclo[7.7.0.02,6.010,15]hexadeca-1(9),3,5,10(15)-tetraen-8-one —— C19H17ClN4OS
    (12S)-7-(4-chlorophenyl)-3,12-dimethyl-16-thia-2,4,5,7-tetrazatetracyclo[7.7.0.02,6.010,15]hexadeca-1(9),3,5,10(15)-tetraen-8-one
    —— 3,10,10-trimethyl-5-(propylsulfanyl)-10,11-dihydro-8H-pyrano[4',3':4,5]thieno[3,2-e][1,2,4]triazolo[4,3-c]pyrimidine —— C16H20N4OS2
    3,10,10-trimethyl-5-(propylsulfanyl)-10,11-dihydro-8H-pyrano[4',3':4,5]thieno[3,2-e][1,2,4]triazolo[4,3-c]pyrimidine
    —— (12R)-7-(4-chlorophenyl)-3,12-dimethyl-16-thia-2,4,5,7-tetrazatetracyclo[7.7.0.02,6.010,15]hexadeca-1(9),3,5,10(15)-tetraen-8-one —— C19H17ClN4OS
    (12R)-7-(4-chlorophenyl)-3,12-dimethyl-16-thia-2,4,5,7-tetrazatetracyclo[7.7.0.02,6.010,15]hexadeca-1(9),3,5,10(15)-tetraen-8-one
    —— 1-[(7S)-7-(2,4-dichlorophenyl)-5-phenyl-1,7-dihydro-[1,2,4]triazolo[1,5-a]pyrimidin-2-yl]pyrrolidine-2,5-dione —— C21H15Cl2N5O2
    1-[(7S)-7-(2,4-dichlorophenyl)-5-phenyl-1,7-dihydro-[1,2,4]triazolo[1,5-a]pyrimidin-2-yl]pyrrolidine-2,5-dione
    —— (5R,7R)-7-(4-chlorophenyl)-5-(4-methoxyphenyl)-1,5,6,7-tetrahydro-[1,2,4]triazolo[1,5-a]pyrimidin-2-amine —— C18H18ClN5O
    (5R,7R)-7-(4-chlorophenyl)-5-(4-methoxyphenyl)-1,5,6,7-tetrahydro-[1,2,4]triazolo[1,5-a]pyrimidin-2-amine
    —— 1-[(7R)-7-(2,4-dichlorophenyl)-5-phenyl-1,7-dihydro-[1,2,4]triazolo[1,5-a]pyrimidin-2-yl]pyrrolidine-2,5-dione —— C21H15Cl2N5O2
    1-[(7R)-7-(2,4-dichlorophenyl)-5-phenyl-1,7-dihydro-[1,2,4]triazolo[1,5-a]pyrimidin-2-yl]pyrrolidine-2,5-dione
    —— (5S,7S)-7-(4-chlorophenyl)-5-(4-methoxyphenyl)-1,5,6,7-tetrahydro-[1,2,4]triazolo[1,5-a]pyrimidin-2-amine —— C18H18ClN5O
    (5S,7S)-7-(4-chlorophenyl)-5-(4-methoxyphenyl)-1,5,6,7-tetrahydro-[1,2,4]triazolo[1,5-a]pyrimidin-2-amine
    —— (5S,7R)-7-(4-chlorophenyl)-5-(4-methoxyphenyl)-1,5,6,7-tetrahydro-[1,2,4]triazolo[1,5-a]pyrimidin-2-amine —— C18H18ClN5O
    (5S,7R)-7-(4-chlorophenyl)-5-(4-methoxyphenyl)-1,5,6,7-tetrahydro-[1,2,4]triazolo[1,5-a]pyrimidin-2-amine
    —— ethyl {[5-(benzylsulfanyl)-10,10-dimethyl-10,11-dihydro-8H-pyrano[4',3':4,5]thieno[3,2-e][1,2,4]triazolo[4,3-c]pyrimidin-3-yl]sulfanyl}acetate —— C23H24N4O3S3
    ethyl {[5-(benzylsulfanyl)-10,10-dimethyl-10,11-dihydro-8H-pyrano[4',3':4,5]thieno[3,2-e][1,2,4]triazolo[4,3-c]pyrimidin-3-yl]sulfanyl}acetate
    —— pentyl 2-[[(14S)-14-ethyl-14-methyl-7-propylsulfanyl-13-oxa-10-thia-3,4,6,8-tetrazatetracyclo[7.7.0.02,6.011,16]hexadeca-1(9),2,4,7,11(16)-pentaen-5-yl]sulfanyl]acetate —— C23H32N4O3S3
    pentyl 2-[[(14S)-14-ethyl-14-methyl-7-propylsulfanyl-13-oxa-10-thia-3,4,6,8-tetrazatetracyclo[7.7.0.02,6.011,16]hexadeca-1(9),2,4,7,11(16)-pentaen-5-yl]sulfanyl]acetate
    —— 2-{[5-(benzylsulfanyl)-10,10-dimethyl-10,11-dihydro-8H-pyrano[4',3':4,5]thieno[3,2-e][1,2,4]triazolo[4,3-c]pyrimidin-3-yl]sulfanyl}-N-phenylacetamide —— C27H25N5O2S3
    2-{[5-(benzylsulfanyl)-10,10-dimethyl-10,11-dihydro-8H-pyrano[4',3':4,5]thieno[3,2-e][1,2,4]triazolo[4,3-c]pyrimidin-3-yl]sulfanyl}-N-phenylacetamide
    —— pentyl 2-[[(14R)-14-ethyl-14-methyl-7-propylsulfanyl-13-oxa-10-thia-3,4,6,8-tetrazatetracyclo[7.7.0.02,6.011,16]hexadeca-1(9),2,4,7,11(16)-pentaen-5-yl]sulfanyl]acetate —— C23H32N4O3S3
    pentyl 2-[[(14R)-14-ethyl-14-methyl-7-propylsulfanyl-13-oxa-10-thia-3,4,6,8-tetrazatetracyclo[7.7.0.02,6.011,16]hexadeca-1(9),2,4,7,11(16)-pentaen-5-yl]sulfanyl]acetate
    —— N-[(7R)-7-(2-chlorophenyl)-5-phenyl-1,7-dihydro-[1,2,4]triazolo[1,5-a]pyrimidin-2-yl]methanesulfonamide —— C18H16ClN5O2S
    N-[(7R)-7-(2-chlorophenyl)-5-phenyl-1,7-dihydro-[1,2,4]triazolo[1,5-a]pyrimidin-2-yl]methanesulfonamide
    —— Ethyl {[5-(benzylsulfanyl)-8,9,10,11-tetrahydro[1]benzothieno[3,2-e][1,2,4]triazolo[4,3-c]pyrimidin-3-yl]sulfanyl}acetate —— C22H22N4O2S3
    Ethyl {[5-(benzylsulfanyl)-8,9,10,11-tetrahydro[1]benzothieno[3,2-e][1,2,4]triazolo[4,3-c]pyrimidin-3-yl]sulfanyl}acetate
    —— (5R,7S)-5-(4-ethoxyphenyl)-7-(2-methoxyphenyl)-1,5,6,7-tetrahydro-[1,2,4]triazolo[1,5-a]pyrimidine —— C20H22N4O2
    (5R,7S)-5-(4-ethoxyphenyl)-7-(2-methoxyphenyl)-1,5,6,7-tetrahydro-[1,2,4]triazolo[1,5-a]pyrimidine
    —— (5R,7R)-5-(4-ethoxyphenyl)-7-(2-methoxyphenyl)-1,5,6,7-tetrahydro-[1,2,4]triazolo[1,5-a]pyrimidine —— C20H22N4O2
    (5R,7R)-5-(4-ethoxyphenyl)-7-(2-methoxyphenyl)-1,5,6,7-tetrahydro-[1,2,4]triazolo[1,5-a]pyrimidine