Nc1ccc2[nH+]c(Cc3ccccc3)[nH]c2c1 mol33615 1_1 [NH3+]c1ccc2nc(Cc3ccccc3)[nH]c2c1 mol33615 1_2 [NH3+]c1ccc2[nH+]c(Cc3ccccc3)[nH]c2c1 mol33615 2_1