SANGGENONB

Sanggenone B

2-(5,6-Dihydro-9-hydroxy-2-methyl-2,6-methano-2H-1-benzoxocin-4-yl)-5a,10a-dihydro-1,3,5a,8-tetrahydroxy-10a-(3-methyl-2-butenyl)-11H-benzofuro[3,2-b][1]benzopyran-11-one