英文别名(Z)-4-(4-hydroxyanilino)-4-oxobut-2-enoic acid; 2-Butenoic acid, 4-[(4-hydroxyphenyl)amino]-4-oxo-, (2Z)-; (2Z)-4-[(4-Hydroxyphenyl)amino]-4-oxobut-2-enoic acid; 4'-hydroxymaleanilic acid; 4'-hydroxy maleianilic acid; (2Z)-4-[(4-Hydroxyphenyl)amino]-4-oxo-2-butenoic acid 
