162681-78-9

7H-[1,3]Dioxino[5'',4'':2',3']oxireno[4',4'a][1]benzopyrano[5',6':6,7]indeno[1,2-b]isobenzofuro[5,6-e]indol-13(8H)-one,3-(3,3-dimethyloxiranyl)-1,4a,4b,5b,6,7a,9,9a,10,12,12a,16,16b,16c,17,18,18a,19a-octadecahydro-5b-hydroxy-1,1,10,10,12,12,16b,16c-octame