64920-32-7 CCRIS 2020 CHRYSENE-3,4-DIOL, 3,4-DIHYDRO-, trans- trans-3,4-Dihydro-3,4-dihydroxychrysene trans-3,4-Dihydrochrysene-3,4-diol trans-3,4-Dihydroxy-3,4-dihydrochrysene trans-Chrysene-3,4-diol