148440-71-5 5,12-Naphthacenedione,10-[[3-[[[[(6R,7R)-2- carboxy-8-oxo-7-[(phenylacetyl)amino]-5- thia-1-azabicyclo[4.2.0]oct-2-en-3-yl]- methoxy]carbonyl]amino]-2,3,6-trideoxy-R-Llyxo- hexopyranosyl]oxy]-7,8,9,10-tetrahydro-6,- 8,11-trihydroxy-8-(hydroxyacetyl)-1- me 139682-33-0 Pyrano(3,4-a)pyrrolo(2,3-d)carbazole-9-carboxylic acid, 13-acetyl-5,6,7,7a,8,8a,9,10,12,12a,12b,13-dodecahydro-7,10-dimethyl-, methyl ester, (4bR,7aR,8aR,9R,10R,12aR,12bS)-