119613-62-6 CCRIS 2842 Chryseno(3,4-b)oxirene-1,2-diol, 1,2,2a,3a-tetrahydro-4-ethyl-, (1-alpha,2-beta,2a-alpha,3a-alpha)- anti-1,2,3,4-Tetrahydro-5-ethylchrysene-1,2-diol-3,4-epoxide anti-5-Ethylchrysene-1,2-diol-3,4-epoxide