(4abeta,9alpha,10alpha)-9,10-Epoxy-trans-1,2,3,4,4a,9,10,10a-octahydrophenanthrene 28352-32-1 CCRIS 7424 Phenanthrene, 9,10-epoxy-1,2,3,4,4a,9,10,10a-octahydro-, anti-trans- anti-trans-9,10-Epoxy-1,2,3,4,4a,9,10,10a-octahydrophenanthrene