Cc1cccc(C)c1CNc1cccn2c(C)ncc12 mol19029 0_1 Cc1cccc(C)c1C[NH2+]c1cccn2c(C)ncc12 mol19029 1_1 Cc1cccc(C)c1CNc1cccn2c(C)[nH+]cc12 mol19029 1_2