英文名称
3,4'-dihydroxy-4,4,7,8a-tetramethyl-8'-(3,4',6'-trihydroxy-4,4,7,8a-tetramethylspiro[2,3,4a,5,6,7-hexahydro-1H-naphthalene-8,2'-3,7-dihydrofuro[3,2-g]isoindole]-8'-yl)spiro[2,3,4a,5,6,7-hexahydro-1H-naphthalene-8,2'-3H-furo[2,3-e]isoindole]-6'-one