2-(Diethylaminoacetamido)-3-cyano-4-methyl-5-benzylpyrrole hydrochloride 70121-39-0 Acetamide, N-(3-cyano-4-methyl-5-(phenylmethyl)-1H-pyrrol-2-yl)-2-(diethylamino)-, HCl (9CI) Acetamide, N-(3-cyano-4-methyl-5-(phenylmethyl)-1H-pyrrol-2-yl)-2-(diethylamino)-, monohydrochloride Acetamide, N-(3-cyano-4-methyl-5-benzyl-1H-pyrrol-2-yl)-2-diethylamino-, hydrochloride Benzyl nitrile lidocaine analog