12-methoxy-7-oxopodocarpa-8,11,13-trien-13-yl acetate 9(1H)-phenanthrenone, 7-(acetyloxy)-2,3,4,4a,10,10a-hexahydro-6-methoxy-1,1,4a-trimethyl- InChI=1/C20H26O4/c1-12(21)24-17-9-13-14(10-16(17)23-5)20(4)8-6-7-19(2,3)18(20)11-15(13)22/h9-10,18H,6-8,11H2,1-5H