128500-67-4

5H-1b,10-Methanooxireno[6,7]cyclohepta[1,2-h][2]benzopyran-5-one,dodecahydro-7-hydroxy-4,4,7a,10a-tetramethyl-, [1aS-(1aa,1bb,3aa,7a,7ab,7ba,10b,10aa)]-