茜素紫

3,4-二羟基-1-苯基-6H-蒽并[1,9-bc]呋喃-6-酮

10,14b-diaza-benzo[b]benzo[5,6]cyclohepta[1,2,3-lm]fluorene-5,15-dione

2-[(1,3-dioxoisoindol-2-yl)methyl]isoindole-1,3-dione

甲酸