(+-)-1-beta,2-alpha-Dihydroxy-3-alpha,4-alpha-epoxy-1,2,3,4-tetrahydrotriphenylene 74465-39-7 TP diol epoxide-2 Triphenylene, 1,2,3,4-tetrahydro-1-beta,2-alpha-dihydroxy-3-alpha,4-alpha-epoxy-, (+-)-