Etoposide EP Impurity J

Chemical Name: (5R,5aR,8aR,9S)-5-(4-hydroxy-3,5-dimethoxyphenyl)-9-methoxy-5,8,8a,9-tetrahydro[2]benzofuro[5,6-f][1,3]benzodioxol-6(5aH)-one (4′-O-desmethyl-1-O-methylepipodophyllotoxin)

Synonym: (4R,12aS)-N-[(2,4-Difluorophenyl)methyl]-3,4,6,8,12,12a-hexahydro-7-hydroxy-4-methyl-6,8-dioxo-2H-pyrido[1’,2’:4,5]pyrazino[2,1-b][1,3]oxazine-9-carboxamide ; GSK 1349572; S/GSK1349572 ; Soltegravir ; Tivicay