38349-07-4 5,7-Dimethyl-1,2,3,4-tetrahydropyrimido(3,4-a)indole 5-23-07-00400 (Beilstein Handbook Reference) BRN 0746322 PYRIMIDO(3,4-a)INDOLE, 1,2,3,4-TETRAHYDRO-5,7-DIMETHYL-