dimethyl 4-oxocyclohexane-1,3-dicarboxylate

2,4-dioxo-5,6,7,8-tetrahydro-1H-quinazoline-6-carboxylic acid

2,4-bis-benzylamino-5,6,7,8-tetrahydro-quinazoline-6-carbonitrile

2,4-dichloro-5,6,7,8-tetrahydro-quinazoline-6-carbonitrile

2,4-二氯-5,6,7,8-四氢喹唑啉-6-羧酸