英文名称
1-[7,7'-dihydroxy-6-[4-hydroxy-5-[4-hydroxy-5-methoxy-6-methyl-3-(3,4,5-trihydroxy-4,6-dimethyloxan-2-yl)oxyoxan-2-yl]oxy-3-methoxy-6-(methoxymethyl)oxan-2-yl]oxy-6'-methylspiro[4,6,7,7a-tetrahydro-3aH-[1,3]dioxolo[4,5-c]pyran-2,4'-6,7a-dihydro-3aH-[1,3]dioxolo[4,5-c]pyran]-7'-yl]ethanone