1,3,5-Triazine, hexahydro-1,3,5-triphenyl- 1,3,5-Triphenylhexahydro-1,3,5-triazine 1,3,5-Triphenylhexahydro-s-triazine 91-78-1 Anhydroformaldehyde aniline NSC9419 s-Triazine, hexahydro-1,3,5-triphenyl-