Chemical Name: (Z)-2-Cyano-3-(3,4-dihydroxy-5-nitrophenyl)-N,N-diethylacrylamide ; ((2Z)-2-cyano-3-(3,4-dihydroxy-5-nitrophenyl)-N,N[1]diethylprop-2-enamide)
Synonym: Entacapone USP Related Compound A ; (Z)-Entacapone
Smile: OC1=C(O)C([N+]([O-])=O)=CC(/C=C(C(N(CC)CC)=O)/C#N)=C1