5,12-Naphthacenedione, 8-((butylthio)acetyl)-7,8,9,10-tetrahydro-6,8,11-trihydroxy-1-methoxy-10-((2,3,6-trideoxy-3-((trifluoroacetyl)amino)-alpha-L-lyxo-hexopyranosyl)oxy)-, (8S-cis)- 83311-77-7