Etoposide EP Impurity M

Chemical Name: (5R,5aR,8aR,9R)-9-hydroxy-5-(3,4,5-trimethoxyphenyl)-5,8,8a,9-tetrahydro[2]benzofuro[5,6-f][1,3]benzodioxol-6(5aH)-one (podophyllotoxin)

Synonym: 4-Defluoro Dolutegravir ; (4R,12aS)-N-(2-Fluorobenzyl)-7-hydroxy-4-methyl-6,8-dioxo-3,4,6,8,12,12a-hexahydro-2H-pyrido[1’,2’:4,5]pyrazino[2,1-b][1,3]oxazine-9-carboxamide

Smile: O=C1[C@@]([C@H](C2=CC(OC)=C(OC)C(OC)=C2)C3=C4C=C(OCO5)C5=C3)([H])[C@]([C@H]4O)([H])CO1