Synonyms: 3,7,11,17-Tetraazabicyclo[11.3.1]heptadeca-1(17),13,15-triene,2,12-dimethyl-, (2R*,12S*)-;3,7,11,17-Tetraazabicyclo[11.3.1]heptadeca-1(17),13,15-triene, 2,12-dimethyl-,meso- (8CI); NSC 175433;meso-2,12-Dimethyl-3,7,11,17-tetraazabicyclo[11.3.1]heptadeca-1(17),13,15-triene