LOLITREM B

7H-1,3Dioxino5,4:2,3oxireno4,4a1benzopyrano5,6:6,7indeno1,2-bisobenzofuro5,6-eindol-13(8H)-one, 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-octamethyl-3-(2-methyl-1-propenyl)-, (3S,4aR,4bR,5aS,5