13985-15-4
2,3,6,7-四甲氧基-9,10-二甲基蒽
→
13979-57-2
6,7-dihydroxy-9,10-dimethylanthracene-2,3-dione
13979-56-1
2,3,6,7-tetrahydroxy-9,10-dimethyl-anthracene