4-[(2-butyl-5-amino-1-benzofuran-3-yl)carbonyl]phenyl-4-aminobenzenesulfonate

4-[(2-butyl-5-nitro-1-benzofuran-3-yl)carbonyl]phenyl-4-chlorobenzenesulfonate

4-[(2-butyl-5-amino-1-benzofuran-3-yl)carbonyl]phenyl-4-chlorobenzenesulfonate

4-[(2-butyl-5-nitro-1-benzofuran-3-yl)carbonyl]phenyl-methanesulfonate

对羟基苯甲醛