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苯并恶嗪类

中文名称 英文名称 CAS号 化学式 结构式图片
—— 6-[(5R,10bS)-5-(4-hydroxy-3-methoxyphenyl)-1,3,5,10b-tetrahydropyrazolo[1,5-c][1,3]benzoxazin-2-ylidene]-4-methoxycyclohexa-2,4-dien-1-one —— C24H22N2O5
6-[(5R,10bS)-5-(4-hydroxy-3-methoxyphenyl)-1,3,5,10b-tetrahydropyrazolo[1,5-c][1,3]benzoxazin-2-ylidene]-4-methoxycyclohexa-2,4-dien-1-one
—— 6-[(5R,10bR)-5-(3-fluorophenyl)-7-methoxy-1,3,5,10b-tetrahydropyrazolo[1,5-c][1,3]benzoxazin-2-ylidene]cyclohexa-2,4-dien-1-one —— C23H19FN2O3
6-[(5R,10bR)-5-(3-fluorophenyl)-7-methoxy-1,3,5,10b-tetrahydropyrazolo[1,5-c][1,3]benzoxazin-2-ylidene]cyclohexa-2,4-dien-1-one
—— 6-[(5R,10bS)-7-methoxy-5-(3-methoxyphenyl)-1,3,5,10b-tetrahydropyrazolo[1,5-c][1,3]benzoxazin-2-ylidene]cyclohexa-2,4-dien-1-one —— C24H22N2O4
6-[(5R,10bS)-7-methoxy-5-(3-methoxyphenyl)-1,3,5,10b-tetrahydropyrazolo[1,5-c][1,3]benzoxazin-2-ylidene]cyclohexa-2,4-dien-1-one
—— 6-[(5R,10bS)-5-(4-fluorophenyl)-7-methoxy-1,3,5,10b-tetrahydropyrazolo[1,5-c][1,3]benzoxazin-2-ylidene]-4-methoxycyclohexa-2,4-dien-1-one —— C24H21FN2O4
6-[(5R,10bS)-5-(4-fluorophenyl)-7-methoxy-1,3,5,10b-tetrahydropyrazolo[1,5-c][1,3]benzoxazin-2-ylidene]-4-methoxycyclohexa-2,4-dien-1-one
—— 6-[(10bR)-5,5-dimethyl-3,10b-dihydro-1H-pyrazolo[1,5-c][1,3]benzoxazin-2-ylidene]-4-chlorocyclohexa-2,4-dien-1-one —— C18H17ClN2O2
6-[(10bR)-5,5-dimethyl-3,10b-dihydro-1H-pyrazolo[1,5-c][1,3]benzoxazin-2-ylidene]-4-chlorocyclohexa-2,4-dien-1-one
—— 6-[(5R,10bR)-5-(3,4-dimethoxyphenyl)-1,3,5,10b-tetrahydropyrazolo[1,5-c][1,3]benzoxazin-2-ylidene]-4-methylcyclohexa-2,4-dien-1-one —— C25H24N2O4
6-[(5R,10bR)-5-(3,4-dimethoxyphenyl)-1,3,5,10b-tetrahydropyrazolo[1,5-c][1,3]benzoxazin-2-ylidene]-4-methylcyclohexa-2,4-dien-1-one
—— 6-[(10bR)-9-chloro-5,5-dimethyl-3,10b-dihydro-1H-pyrazolo[1,5-c][1,3]benzoxazin-2-ylidene]-4-methoxycyclohexa-2,4-dien-1-one —— C19H19ClN2O3
6-[(10bR)-9-chloro-5,5-dimethyl-3,10b-dihydro-1H-pyrazolo[1,5-c][1,3]benzoxazin-2-ylidene]-4-methoxycyclohexa-2,4-dien-1-one
—— (5R,10bR)-5-(2-fluorophenyl)-2-(4-methylphenyl)-5,10b-dihydro-1H-pyrazolo[1,5-c][1,3]benzoxazine —— C23H19FN2O
(5R,10bR)-5-(2-fluorophenyl)-2-(4-methylphenyl)-5,10b-dihydro-1H-pyrazolo[1,5-c][1,3]benzoxazine
—— 6-[(5R,10bS)-5-(4-methoxyphenyl)-1,3,5,10b-tetrahydropyrazolo[1,5-c][1,3]benzoxazin-2-ylidene]-4-methoxycyclohexa-2,4-dien-1-one —— C24H22N2O4
6-[(5R,10bS)-5-(4-methoxyphenyl)-1,3,5,10b-tetrahydropyrazolo[1,5-c][1,3]benzoxazin-2-ylidene]-4-methoxycyclohexa-2,4-dien-1-one
—— 6-[(5R,10bR)-5-pyridin-4-yl-1,3,5,10b-tetrahydropyrazolo[1,5-c][1,3]benzoxazin-2-ylidene]-4-methoxycyclohexa-2,4-dien-1-one —— C22H19N3O3
6-[(5R,10bR)-5-pyridin-4-yl-1,3,5,10b-tetrahydropyrazolo[1,5-c][1,3]benzoxazin-2-ylidene]-4-methoxycyclohexa-2,4-dien-1-one
—— 6-[(5R,10bS)-9-chloro-5-pyridin-4-yl-1,3,5,10b-tetrahydropyrazolo[1,5-c][1,3]benzoxazin-2-ylidene]-4-methoxycyclohexa-2,4-dien-1-one —— C22H18ClN3O3
6-[(5R,10bS)-9-chloro-5-pyridin-4-yl-1,3,5,10b-tetrahydropyrazolo[1,5-c][1,3]benzoxazin-2-ylidene]-4-methoxycyclohexa-2,4-dien-1-one
—— 6-[(5R,10bR)-5-phenyl-1,3,5,10b-tetrahydropyrazolo[1,5-c][1,3]benzoxazin-2-ylidene]-4-methylcyclohexa-2,4-dien-1-one —— C23H20N2O2
6-[(5R,10bR)-5-phenyl-1,3,5,10b-tetrahydropyrazolo[1,5-c][1,3]benzoxazin-2-ylidene]-4-methylcyclohexa-2,4-dien-1-one
—— 6-[(5R,10bS)-5-(2-fluorophenyl)-7-methoxy-1,3,5,10b-tetrahydropyrazolo[1,5-c][1,3]benzoxazin-2-ylidene]-4-methoxycyclohexa-2,4-dien-1-one —— C24H21FN2O4
6-[(5R,10bS)-5-(2-fluorophenyl)-7-methoxy-1,3,5,10b-tetrahydropyrazolo[1,5-c][1,3]benzoxazin-2-ylidene]-4-methoxycyclohexa-2,4-dien-1-one
—— 6-[(5R,10bR)-5-(4-hydroxy-3-methoxyphenyl)-1,3,5,10b-tetrahydropyrazolo[1,5-c][1,3]benzoxazin-2-ylidene]-4-methylcyclohexa-2,4-dien-1-one —— C24H22N2O4
6-[(5R,10bR)-5-(4-hydroxy-3-methoxyphenyl)-1,3,5,10b-tetrahydropyrazolo[1,5-c][1,3]benzoxazin-2-ylidene]-4-methylcyclohexa-2,4-dien-1-one
—— 6-[(5S,10bS)-7-methoxy-5-(2-methylpropyl)-1,3,5,10b-tetrahydropyrazolo[1,5-c][1,3]benzoxazin-2-ylidene]cyclohexa-2,4-dien-1-one —— C21H24N2O3
6-[(5S,10bS)-7-methoxy-5-(2-methylpropyl)-1,3,5,10b-tetrahydropyrazolo[1,5-c][1,3]benzoxazin-2-ylidene]cyclohexa-2,4-dien-1-one
—— 6-[(5S,10bS)-9-chloro-5-(2-methylsulfanylethyl)-1,3,5,10b-tetrahydropyrazolo[1,5-c][1,3]benzoxazin-2-ylidene]cyclohexa-2,4-dien-1-one —— C19H19ClN2O2S
6-[(5S,10bS)-9-chloro-5-(2-methylsulfanylethyl)-1,3,5,10b-tetrahydropyrazolo[1,5-c][1,3]benzoxazin-2-ylidene]cyclohexa-2,4-dien-1-one
—— 6-[(5R,10bR)-5-(4-hydroxyphenyl)-7-methoxy-1,3,5,10b-tetrahydropyrazolo[1,5-c][1,3]benzoxazin-2-ylidene]-4-methoxycyclohexa-2,4-dien-1-one —— C24H22N2O5
6-[(5R,10bR)-5-(4-hydroxyphenyl)-7-methoxy-1,3,5,10b-tetrahydropyrazolo[1,5-c][1,3]benzoxazin-2-ylidene]-4-methoxycyclohexa-2,4-dien-1-one
—— (5R,10bS)-5-(2-ethoxyphenyl)-2-(4-methoxyphenyl)-5,10b-dihydro-1H-pyrazolo[1,5-c][1,3]benzoxazine —— C25H24N2O3
(5R,10bS)-5-(2-ethoxyphenyl)-2-(4-methoxyphenyl)-5,10b-dihydro-1H-pyrazolo[1,5-c][1,3]benzoxazine
—— 6-[(5S,10bR)-5-(4-hydroxyphenyl)-7-methoxy-1,3,5,10b-tetrahydropyrazolo[1,5-c][1,3]benzoxazin-2-ylidene]cyclohexa-2,4-dien-1-one —— C23H20N2O4
6-[(5S,10bR)-5-(4-hydroxyphenyl)-7-methoxy-1,3,5,10b-tetrahydropyrazolo[1,5-c][1,3]benzoxazin-2-ylidene]cyclohexa-2,4-dien-1-one
—— 6-[(5R,10bS)-5-(4-hydroxy-3-methoxyphenyl)-1,3,5,10b-tetrahydropyrazolo[1,5-c][1,3]benzoxazin-2-ylidene]-4-methylcyclohexa-2,4-dien-1-one —— C24H22N2O4
6-[(5R,10bS)-5-(4-hydroxy-3-methoxyphenyl)-1,3,5,10b-tetrahydropyrazolo[1,5-c][1,3]benzoxazin-2-ylidene]-4-methylcyclohexa-2,4-dien-1-one
—— 6-[(5R,10bR)-5-(3-hydroxyphenyl)-7-methoxy-1,3,5,10b-tetrahydropyrazolo[1,5-c][1,3]benzoxazin-2-ylidene]-4-methoxycyclohexa-2,4-dien-1-one —— C24H22N2O5
6-[(5R,10bR)-5-(3-hydroxyphenyl)-7-methoxy-1,3,5,10b-tetrahydropyrazolo[1,5-c][1,3]benzoxazin-2-ylidene]-4-methoxycyclohexa-2,4-dien-1-one
—— 6-[(5R,10bS)-7-methoxy-5-(4-methoxyphenyl)-1,3,5,10b-tetrahydropyrazolo[1,5-c][1,3]benzoxazin-2-ylidene]-4-methylcyclohexa-2,4-dien-1-one —— C25H24N2O4
6-[(5R,10bS)-7-methoxy-5-(4-methoxyphenyl)-1,3,5,10b-tetrahydropyrazolo[1,5-c][1,3]benzoxazin-2-ylidene]-4-methylcyclohexa-2,4-dien-1-one
—— methyl 4-[(5R,10bS)-2-(6-oxocyclohexa-2,4-dien-1-ylidene)-1,3,5,10b-tetrahydropyrazolo[1,5-c][1,3]benzoxazin-5-yl]benzoate —— C24H20N2O4
methyl 4-[(5R,10bS)-2-(6-oxocyclohexa-2,4-dien-1-ylidene)-1,3,5,10b-tetrahydropyrazolo[1,5-c][1,3]benzoxazin-5-yl]benzoate
—— 6-[(5R,10bS)-5-(3-methylphenyl)-1,3,5,10b-tetrahydropyrazolo[1,5-c][1,3]benzoxazin-2-ylidene]-4-methoxycyclohexa-2,4-dien-1-one —— C24H22N2O3
6-[(5R,10bS)-5-(3-methylphenyl)-1,3,5,10b-tetrahydropyrazolo[1,5-c][1,3]benzoxazin-2-ylidene]-4-methoxycyclohexa-2,4-dien-1-one
—— 6-[(5S,10bR)-7-methoxy-5-(2-methylsulfanylethyl)-1,3,5,10b-tetrahydropyrazolo[1,5-c][1,3]benzoxazin-2-ylidene]cyclohexa-2,4-dien-1-one —— C20H22N2O3S
6-[(5S,10bR)-7-methoxy-5-(2-methylsulfanylethyl)-1,3,5,10b-tetrahydropyrazolo[1,5-c][1,3]benzoxazin-2-ylidene]cyclohexa-2,4-dien-1-one
—— 6-[(5S,10bS)-5-(4-ethoxyphenyl)-1,3,5,10b-tetrahydropyrazolo[1,5-c][1,3]benzoxazin-2-ylidene]-4-methoxycyclohexa-2,4-dien-1-one —— C25H24N2O4
6-[(5S,10bS)-5-(4-ethoxyphenyl)-1,3,5,10b-tetrahydropyrazolo[1,5-c][1,3]benzoxazin-2-ylidene]-4-methoxycyclohexa-2,4-dien-1-one
—— 6-[(10bS)-5,5-dimethyl-3,10b-dihydro-1H-pyrazolo[1,5-c][1,3]benzoxazin-2-ylidene]-4-methylcyclohexa-2,4-dien-1-one —— C19H20N2O2
6-[(10bS)-5,5-dimethyl-3,10b-dihydro-1H-pyrazolo[1,5-c][1,3]benzoxazin-2-ylidene]-4-methylcyclohexa-2,4-dien-1-one
—— 6-[(5R,10bR)-7-methoxy-5-thiophen-2-yl-1,3,5,10b-tetrahydropyrazolo[1,5-c][1,3]benzoxazin-2-ylidene]-4-methoxycyclohexa-2,4-dien-1-one —— C22H20N2O4S
6-[(5R,10bR)-7-methoxy-5-thiophen-2-yl-1,3,5,10b-tetrahydropyrazolo[1,5-c][1,3]benzoxazin-2-ylidene]-4-methoxycyclohexa-2,4-dien-1-one
—— 6-[(10bS)-spiro[3,10b-dihydro-1H-pyrazolo[1,5-c][1,3]benzoxazine-5,1'-cyclopentane]-2-ylidene]cyclohexa-2,4-dien-1-one —— C20H20N2O2
6-[(10bS)-spiro[3,10b-dihydro-1H-pyrazolo[1,5-c][1,3]benzoxazine-5,1'-cyclopentane]-2-ylidene]cyclohexa-2,4-dien-1-one
—— 6-[(10bR)-5,5-dimethyl-3,10b-dihydro-1H-pyrazolo[1,5-c][1,3]benzoxazin-2-ylidene]-4-methoxycyclohexa-2,4-dien-1-one —— C19H20N2O3
6-[(10bR)-5,5-dimethyl-3,10b-dihydro-1H-pyrazolo[1,5-c][1,3]benzoxazin-2-ylidene]-4-methoxycyclohexa-2,4-dien-1-one
—— 6-[(5S,10bS)-7-methoxy-5-(2-methylphenyl)-1,3,5,10b-tetrahydropyrazolo[1,5-c][1,3]benzoxazin-2-ylidene]cyclohexa-2,4-dien-1-one —— C24H22N2O3
6-[(5S,10bS)-7-methoxy-5-(2-methylphenyl)-1,3,5,10b-tetrahydropyrazolo[1,5-c][1,3]benzoxazin-2-ylidene]cyclohexa-2,4-dien-1-one
—— 6-[(5R,10bS)-7-methoxy-5-(2-methylsulfanylethyl)-1,3,5,10b-tetrahydropyrazolo[1,5-c][1,3]benzoxazin-2-ylidene]-4-methylcyclohexa-2,4-dien-1-one —— C21H24N2O3S
6-[(5R,10bS)-7-methoxy-5-(2-methylsulfanylethyl)-1,3,5,10b-tetrahydropyrazolo[1,5-c][1,3]benzoxazin-2-ylidene]-4-methylcyclohexa-2,4-dien-1-one
—— 6-[(5S,10bS)-7-methoxy-5-propan-2-yl-1,3,5,10b-tetrahydropyrazolo[1,5-c][1,3]benzoxazin-2-ylidene]cyclohexa-2,4-dien-1-one —— C20H22N2O3
6-[(5S,10bS)-7-methoxy-5-propan-2-yl-1,3,5,10b-tetrahydropyrazolo[1,5-c][1,3]benzoxazin-2-ylidene]cyclohexa-2,4-dien-1-one
—— 6-[(5R,10bR)-5-(3-hydroxy-4-methoxyphenyl)-1,3,5,10b-tetrahydropyrazolo[1,5-c][1,3]benzoxazin-2-ylidene]-4-methylcyclohexa-2,4-dien-1-one —— C24H22N2O4
6-[(5R,10bR)-5-(3-hydroxy-4-methoxyphenyl)-1,3,5,10b-tetrahydropyrazolo[1,5-c][1,3]benzoxazin-2-ylidene]-4-methylcyclohexa-2,4-dien-1-one
—— 6-[(5S,10bR)-7-methoxy-5-(2-methylsulfanylethyl)-1,3,5,10b-tetrahydropyrazolo[1,5-c][1,3]benzoxazin-2-ylidene]-4-chlorocyclohexa-2,4-dien-1-one —— C20H21ClN2O3S
6-[(5S,10bR)-7-methoxy-5-(2-methylsulfanylethyl)-1,3,5,10b-tetrahydropyrazolo[1,5-c][1,3]benzoxazin-2-ylidene]-4-chlorocyclohexa-2,4-dien-1-one
—— 6-[(10bS)-7-methoxyspiro[3,10b-dihydro-1H-pyrazolo[1,5-c][1,3]benzoxazine-5,1'-cyclopentane]-2-ylidene]-4-methoxycyclohexa-2,4-dien-1-one —— C22H24N2O4
6-[(10bS)-7-methoxyspiro[3,10b-dihydro-1H-pyrazolo[1,5-c][1,3]benzoxazine-5,1'-cyclopentane]-2-ylidene]-4-methoxycyclohexa-2,4-dien-1-one
—— 6-[(5R,10bS)-7-methoxy-5-propan-2-yl-1,3,5,10b-tetrahydropyrazolo[1,5-c][1,3]benzoxazin-2-ylidene]-4-chlorocyclohexa-2,4-dien-1-one —— C20H21ClN2O3
6-[(5R,10bS)-7-methoxy-5-propan-2-yl-1,3,5,10b-tetrahydropyrazolo[1,5-c][1,3]benzoxazin-2-ylidene]-4-chlorocyclohexa-2,4-dien-1-one
—— 6-[(5S,10bS)-5-(4-methylphenyl)-1,3,5,10b-tetrahydropyrazolo[1,5-c][1,3]benzoxazin-2-ylidene]-4-methoxycyclohexa-2,4-dien-1-one —— C24H22N2O3
6-[(5S,10bS)-5-(4-methylphenyl)-1,3,5,10b-tetrahydropyrazolo[1,5-c][1,3]benzoxazin-2-ylidene]-4-methoxycyclohexa-2,4-dien-1-one
—— 6-[(5R,10bS)-9-chloro-5-thiophen-3-yl-1,3,5,10b-tetrahydropyrazolo[1,5-c][1,3]benzoxazin-2-ylidene]-4-methoxycyclohexa-2,4-dien-1-one —— C21H17ClN2O3S
6-[(5R,10bS)-9-chloro-5-thiophen-3-yl-1,3,5,10b-tetrahydropyrazolo[1,5-c][1,3]benzoxazin-2-ylidene]-4-methoxycyclohexa-2,4-dien-1-one
—— methyl 4-[(5R,10bR)-2-(3-methyl-6-oxocyclohexa-2,4-dien-1-ylidene)-1,3,5,10b-tetrahydropyrazolo[1,5-c][1,3]benzoxazin-5-yl]benzoate —— C25H22N2O4
methyl 4-[(5R,10bR)-2-(3-methyl-6-oxocyclohexa-2,4-dien-1-ylidene)-1,3,5,10b-tetrahydropyrazolo[1,5-c][1,3]benzoxazin-5-yl]benzoate
—— 6-[(5R,10bR)-7-methoxy-5-pyridin-3-yl-1,3,5,10b-tetrahydropyrazolo[1,5-c][1,3]benzoxazin-2-ylidene]-4-methoxycyclohexa-2,4-dien-1-one —— C23H21N3O4
6-[(5R,10bR)-7-methoxy-5-pyridin-3-yl-1,3,5,10b-tetrahydropyrazolo[1,5-c][1,3]benzoxazin-2-ylidene]-4-methoxycyclohexa-2,4-dien-1-one
—— 6-[(5R,10bR)-9-chloro-5-pyridin-3-yl-1,3,5,10b-tetrahydropyrazolo[1,5-c][1,3]benzoxazin-2-ylidene]-4-methoxycyclohexa-2,4-dien-1-one —— C22H18ClN3O3
6-[(5R,10bR)-9-chloro-5-pyridin-3-yl-1,3,5,10b-tetrahydropyrazolo[1,5-c][1,3]benzoxazin-2-ylidene]-4-methoxycyclohexa-2,4-dien-1-one
—— 6-[(5S,10bS)-5-(4-methoxyphenyl)-1,3,5,10b-tetrahydropyrazolo[1,5-c][1,3]benzoxazin-2-ylidene]-4-methoxycyclohexa-2,4-dien-1-one —— C24H22N2O4
6-[(5S,10bS)-5-(4-methoxyphenyl)-1,3,5,10b-tetrahydropyrazolo[1,5-c][1,3]benzoxazin-2-ylidene]-4-methoxycyclohexa-2,4-dien-1-one
—— 6-[(5R,10bR)-5-thiophen-2-yl-1,3,5,10b-tetrahydropyrazolo[1,5-c][1,3]benzoxazin-2-ylidene]-4-methoxycyclohexa-2,4-dien-1-one —— C21H18N2O3S
6-[(5R,10bR)-5-thiophen-2-yl-1,3,5,10b-tetrahydropyrazolo[1,5-c][1,3]benzoxazin-2-ylidene]-4-methoxycyclohexa-2,4-dien-1-one
—— 6-[(5R,10bS)-5-(3-methoxyphenyl)-1,3,5,10b-tetrahydropyrazolo[1,5-c][1,3]benzoxazin-2-ylidene]-4-methoxycyclohexa-2,4-dien-1-one —— C24H22N2O4
6-[(5R,10bS)-5-(3-methoxyphenyl)-1,3,5,10b-tetrahydropyrazolo[1,5-c][1,3]benzoxazin-2-ylidene]-4-methoxycyclohexa-2,4-dien-1-one
—— 6-[(5R,10bS)-7-methoxy-5-phenyl-1,3,5,10b-tetrahydropyrazolo[1,5-c][1,3]benzoxazin-2-ylidene]-4-methylcyclohexa-2,4-dien-1-one —— C24H22N2O3
6-[(5R,10bS)-7-methoxy-5-phenyl-1,3,5,10b-tetrahydropyrazolo[1,5-c][1,3]benzoxazin-2-ylidene]-4-methylcyclohexa-2,4-dien-1-one
—— 6-[(5R,10bS)-5-phenyl-1,3,5,10b-tetrahydropyrazolo[1,5-c][1,3]benzoxazin-2-ylidene]-4-methylcyclohexa-2,4-dien-1-one —— C23H20N2O2
6-[(5R,10bS)-5-phenyl-1,3,5,10b-tetrahydropyrazolo[1,5-c][1,3]benzoxazin-2-ylidene]-4-methylcyclohexa-2,4-dien-1-one
—— 6-[(5R,10bS)-7-methoxy-5-(3-methylphenyl)-1,3,5,10b-tetrahydropyrazolo[1,5-c][1,3]benzoxazin-2-ylidene]-4-methoxycyclohexa-2,4-dien-1-one —— C25H24N2O4
6-[(5R,10bS)-7-methoxy-5-(3-methylphenyl)-1,3,5,10b-tetrahydropyrazolo[1,5-c][1,3]benzoxazin-2-ylidene]-4-methoxycyclohexa-2,4-dien-1-one
—— 6-[(5R,10bR)-9-chloro-5-(2-methylsulfanylethyl)-1,3,5,10b-tetrahydropyrazolo[1,5-c][1,3]benzoxazin-2-ylidene]-4-methylcyclohexa-2,4-dien-1-one —— C20H21ClN2O2S
6-[(5R,10bR)-9-chloro-5-(2-methylsulfanylethyl)-1,3,5,10b-tetrahydropyrazolo[1,5-c][1,3]benzoxazin-2-ylidene]-4-methylcyclohexa-2,4-dien-1-one
—— 6-[(5R,10bS)-9-chloro-5-propan-2-yl-1,3,5,10b-tetrahydropyrazolo[1,5-c][1,3]benzoxazin-2-ylidene]cyclohexa-2,4-dien-1-one —— C19H19ClN2O2
6-[(5R,10bS)-9-chloro-5-propan-2-yl-1,3,5,10b-tetrahydropyrazolo[1,5-c][1,3]benzoxazin-2-ylidene]cyclohexa-2,4-dien-1-one