160858-31-1 4-(3-Hydroperoxy-3-methyl-1-butenyl)-9-methoxy-7H-furo(3,2-g)(1)benzopyran-7-one 7H-Furo(3,2-g)(1)benzopyran-7-one, 4-(3-hydroperoxy-3-methyl-1-butenyl)-9-methoxy- HOO-MBM-furocoumarin