(+-)-2t,5t,8t-trimethyl-(3ar,6ac,9ac)-dodecahydro-1,4,7,9b-tetraaza-phenalene;1,4,7,9b-Tetraazaphenalene,dodecahydro-2,5,8-trimethyl;2,5,8-trimethyldodecahydro-1,4,7,9b-tetraazaphenalene;
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