205752-47-2 5,12-Naphthacenedione, 7,8,9,10-tetrahydro-1,8-dimethoxy-9-methyl-4,6,9,10-tetrahydroxy-7-((2,3,6-trideoxy-3-(dimethylamino)-3-C-methylhexopyranosyl)oxy)- Nothramicin