Nc1nc2ccc(Br)cc2n1CC1(O)CCCCC1 SAMPL8-9 0_1 [NH3+]c1nc2ccc(Br)cc2n1CC1(O)CCCCC1 SAMPL8-9 1_1 Nc1[nH+]c2ccc(Br)cc2n1CC1(O)CCCCC1 SAMPL8-9 1_2