115043-50-0
(+/-)-6,9-dihydroxy-4-methoxy-9-(trimethylsilyl)ethynyl-7,8,9,10-tetrahydronaphthacene-5,12-dione
→
115043-52-2
(+/-)-9-[1,1-(ethylenedioxy)ethyl]-cis-6,7,9-trihydroxy-4-methoxy-7,8,9,10-tetrahydronaphthacene-5,12-dione