6771-34-2

(2S,4aS,4bS,6aS,6bR,9aS,10aS,10bR,12aS)-2-ethoxy-4a,6a-dimethylhexadecahydro-1H-naphtho[2',1':4,5]indeno[1,2-d][1,3,2]dioxaborol-8-ol