2-(1,1-Dimethyl-2-propenyl)-5-(3-methyl-2-butenyl)-1,3,6,7-tetrahydroxy-9H-xanthen-9-one

2-(1,1-Dimethyl-2-propenyl)-5-(3-methyl-2-butenyl)-1,3,6,7-tetrahydroxy-9H-xanthen-9-one · CAS 135541-40-1