methyl N-[3-(acetylamino)-4-[(2-chloro-4-nitrophenyl)azo]phenyl]-N-(3-methoxy-3-oxopropyl)-beta-alaninate

N-[3-(Acetylamino)-4-[(2-chloro-4-nitrophenyl)azo]phenyl]-N-(3-methoxy-3-oxopropyl)-β-alanine methyl ester