(+-)-trans-Benz(a)anthracene-3,4-dihydrodiol (+/-)-trans-Benz(a)anthracene-3,4-dihydrodiol 64501-86-6 BENZ(a)ANTHRACENE-3,4-DIOL, 3,4-DIHYDRO-, trans-(+-)- CCRIS 775 trans-(+-)-3,4-Dihydrobenz(a)anthracene-3,4-diol