2,3-DIHYDROXYBENZALDEHYDE2,3-二羟基苯甲醛2,3-Dihydroxybenzaldehyde3-Formyl-1,2-benzenediolo-Pyrocatechualdehyde (6CI,8CI)5,6-Dihydroxybenzaldehyde3-Hydroxysalicylaldehyde1,2-Dihydroxy-3-formylbenzene2,3-dihydroxybenzaldehyde2,3-DIHYDROXYBENZALDEHYDEo-pyrocatechualdehyde5,6-dihydroxybenzaldehyde