(1aalpha,2alpha,3beta,11balpha)-1a,2,3,11b-Tetrahydrobenz(h)oxireno(a)acridine-2,3-diol 1a,2,3,11b-Tetrahydrobenz(h)oxireno(a)acridine-2,3-diol (1aalpha,2alpha,3beta,11balpha)- 85648-45-9 Benz(h)oxireno(a)acridine-2,3-diol, 1a,2,3,11b-tetrahydro-, (1aalpha,2alpha,3beta,11balpha)-