963-69-9

ethyl 5-(3-ethoxy-3-oxopropanoyl)-2,4-dimethyl-1H-pyrrole-3-carboxylate ethyl 5-(3-ethoxy-3-oxo-propanoyl)-2,4-dimethyl-1H-pyrrole-3-carboxylate 5-(ethoxycarbonyl-acetyl)-2,4-dimethyl-pyrrole-3-carboxylic acid ethyl ester 5-(3-ethoxy-3-keto-propanoyl)-2,4-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester