100007-55-4 Etoposide glucuronide beta-D-Glucopyranosiduronic acid, 4-(9-((4,6-O-ethylidene-beta-D-glucopyranosyl)oxy)-5,5a,6,8,8a,9-hexahydro-6-oxofuro(3',4':6,7)naphtho(2,3-d)-1,3-diozol-5-yl)-2,6-dimethoxyphenyl, (5R-(5alpha,5abeta,8aalpha,9beta(R*)))-