118409-59-9 2-Cyano-3-(3,4-dihydroxyphenyl)-2-propenamide 2-Propenamide, 2-cyano-3-(3,4-dihydroxyphenyl)- 3,4-Dihydroxy-alpha-cyanocinnamamide 3,4-Dihydroxybenzylidene cyanoacetamide AG 99 NSC 666250 Tyrphostin 46 Tyrphostin A46 Tyrphostin AG99 Tyrphostin B40 alpha-Cyano-(3,4-dihydroxy)cinnamide