NNc1ccnc2ccccc12 mol7743 0_1 [NH3+]Nc1ccnc2ccccc12 mol7743 1_1 NNc1cc[nH+]c2ccccc12 mol7743 1_2 N[NH2+]c1ccnc2ccccc12 mol7743 1_3 [NH3+][NH2+]c1ccnc2ccccc12 mol7743 2_1 [NH3+]Nc1cc[nH+]c2ccccc12 mol7743 2_2 N[NH2+]c1cc[nH+]c2ccccc12 mol7743 2_3