[1]Benzopyrano[3,4-b][1]benzopyran-12(6H)-one,3,6,11-trihydroxy-9-methoxy-10-methyl-

[1]Benzopyrano[3,4-b][1]benzopyran-12(6H)-one,3,6,11-trihydroxy-9-methoxy-10-methyl- · CAS 485811-84-5