英文别名:Etoposide Impurity C;alpha-Etoposide;Etoposide Impurity 3 (Etoposide EP Impurity C);(5R,5aR,8aR,9S)-9-[[4,6-O-(1R)-Ethylidene-alpha-D-glucopyranosyl]oxy]-5,8,8a,9-tetrahydro-5-(4-hydroxy-3,5-dimethoxyphenyl)-furo[3',4':6,7]naphtho[2,3-d]-1,3-dioxol-6(5aH)-one;(5S,5aR,8aR,9R)-5-[(7,8-dihydroxy-2-methyl-4,4a,6,7,8,8a-hexahydropyrano[3,2-d][1,3]dioxin-6-yl)oxy]-9-(4-hydroxy-3,5-dimethoxyphenyl)-5a,6,8a,9-tetrahydro-5H-[2]benzofuro[6,5-f][1,3]benzodioxol-8-one;α-Etoposide;Etoposide imp C;Etoposide EP Impurity C (α-etoposide)