Nc1cccc2cc3cccc(N)c3nc12 mol8373 0_1 Nc1cccc2cc3cccc([NH3+])c3nc12 mol8373 1_1 Nc1cccc2cc3cccc(N)c3[nH+]c12 mol8373 1_2 Nc1cccc2cc3cccc([NH3+])c3[nH+]c12 mol8373 2_1 [NH3+]c1cccc2cc3cccc([NH3+])c3nc12 mol8373 2_2 [NH3+]c1cccc2cc3cccc([NH3+])c3[nH+]c12 mol8373 3_1