91147-20-5

1-[1,3-dihydroxy-10-methyl-4-(3-methylbut-2-en-1-yl)-9-oxo-9,10-dihydroacridin-2-yl]-6-hydroxy-3,3-dimethyl-1,2,3,12-tetrahydro-7H-pyrano[2,3-c]acridin-7-one