132268-06-5

6bH,16H-Furo[3,4-c]naphtho[2,1-e]naphtho[2',1':4,5]furo[3,2-b]pyran-6,13-dicarboxylicacid, 13b,14-dihydro-5,12-dihydroxy-16,16-dimethyl-14-oxo-, 6,13-dimethylester, (6bS,13bR,16aS)-rel-