Showing structure for (3s,3'r,3'as,6's,6as,6br,7'ar,9r,11as,11br)-3',6',10,11b-tetramethyl-11-oxo-1,2,3,3'a,4,4',5',6,6',6a,6b,7,7',7'a,8,11a-hexadecahydro-3'h-spiro[cyclohexa[a]fluorene-9,2'-furo[3,2-b]pyridin]-3-yl acetate