(6aR,6bS,7S,8aS,8bS,11aR,12aS,12bS)-7-hydroxy-8b-(2-(iodomethoxy)acetyl)-6a,8a,10-trimethyl-6a,6b,7,8,8a,8b,11a,12,12a,12b-decahydro-1H-naphtho[2′,1′:4,5]indeno[1,2-d]oxazol-4(2H)-one