4a-(4-hydrazinylphenyl)-6,8-dimethyl-2,4-dihydropyrimido[5,4-e][1,2,4]triazine-3,5,7-trione

N-[(E)-[(2Z)-1,2-diphenyl-2-(phenylhydrazinylidene)ethylidene]amino]aniline

2-苯基-1-茚酮

1-methyl-2,3,4,9-tetrahydro-1H-carbazole

2-羟基丙酸