(E)-2-cyano-3-(3,4-dihydroxy-5-nitrophenyl)acrylic acid;(2E)-2-Cyano-3-(3,4-dihydroxy-5-nitrophenyl)prop-2-enoic Acid; (2E)-2-Cyano-3-(3,4-dihydroxy-5-nitrophenyl)-2-propenoic Acid; AG 1290; Entacapone Acid; Tyrphostin AG 1290;Entacapone Acid
(E)-2-cyano-3-(3,4-dihydroxy-5-nitrophenyl)acrylic acid;(2E)-2-Cyano-3-(3,4-dihydroxy-5-nitrophenyl)prop-2-enoic Acid; (2E)-2-Cyano-3-(3,4-dihydroxy-5-nitrophenyl)-2-propenoic Acid; AG 1290; Entacapone Acid; Tyrphostin AG 1290;Entacapone Acid