1-Naphthacenecarboxylic acid, 1,2,3,4,6,11-hexahydro-2-ethyl-2,5,7,10-tetrahydroxy-6,11-dioxo-4-((2,3,6-trideoxy-3-(dimethylamino)-4-O-((2S-(2-alpha,5-beta(2R*,5R*,6R*),6-beta))-tetrahydro-6-methyl-5-((tetrahydro-5-hydroxy-6-methyl-2H-pyran-2-yl)oxy)-2H-pyran-2-yl)-alpha-L-lyxo-hexopyranosyl)oxy)-, methyl ester, (1R-(1-alpha,2-beta,4-beta))- 64502-82-5 Rhodirubin B