Synonyms: 1,1'-Bianthraquinone,2,2',4,4',5,5'-hexahydroxy-7,7'-dimethyl-, (+)- (6CI,7CI);[1,1'-Bianthracene]-9,9',10,10'-tetrone,2,2',4,4',5,5'-hexahydroxy-7,7'-dimethyl-, (S)-;[1,1'-Bianthryl]-9,10-dione,2,2',4,4',5,5'-hexahydroxy-7,7'-dimethyl-, (+)- (8CI);(+)-S-Skyrin;(+)-Skyrin;Endothianin;Rhodophyscin