| Synonyms: | RUBROSKYRIN;(8S,17aR,19R)-7,8,8aα,9-Tetrahydro-1,4,6,8α,10,15,19-heptahydroxy-2,12-dimethyl-9α,17α-methanonaphtho[2',3':5,6]cyclohept[1,2-d]anthracene-5,11,14,16,18(17H)-pentone;9,17-Methanonaphtho[2',3':5,6]cyclohept[1,2-d]anthracene-5,11,14,16,18(17H)-pentone, 7,8,8a,9-tetrahydro-1,4,6,8,10,15,19-heptahydroxy-2,12-dimethyl-, (8S,8aS,9S,17S,17aR,19R)- |