26091-73-6 7H-FURO(3,2-g)(1)BENZOPYRAN-7-ONE, 4-(2,3-EPOXY-3-METHYLBUTOXY)-, (S)-(-)- 7H-Furo(3,2-g)(1)benzopyran-7-one, 4-((3,3-dimethyloxiranyl)methoxy)-, (S-)- (9CI) CCRIS 5725 Oxypeucedanin Oxypseucedanin