Nc1cccc(-c2cccc(Cl)n2)n1 mol35544 0_1 Nc1cccc(-c2cccc(Cl)n2)[nH+]1 mol35544 1_1 [NH3+]c1cccc(-c2cccc(Cl)n2)n1 mol35544 1_2 Nc1cccc(-c2cccc(Cl)[nH+]2)n1 mol35544 1_3