1 JJZ 4-[2-(anthracen-9-ylmethylidene)hydrazino]-N-(3-chlorophenyl)-4-oxobutanamide 1.000 2 KJZ [(2e)-1-{4-[(2-chlorophenyl)amino]-4-oxobutanoyl}-2-(naphthalen-1-ylmethylidene)hydrazino]acetic acid 0.722