59062-01-0 ACETIC ACID, ((3-CHLORO-4-NITROPHENYL)HYDRAZONO)CYANO-, PROPYL ESTER Cyanoglyoxylic acid propyl ester 2-(3-chloro-4-nitrophenyl)hydrazone Glyoxylic acid, cyano-, propyl ester, 2-(3-chloro-4-nitrophenyl)hydrazone