[NH3+]c1ccc2c(c1)Cc1c([O-])cccc1-2 mol15815 0_1 Nc1ccc2c(c1)Cc1c(O)cccc1-2 mol15815 0_2 [NH3+]c1ccc2c(c1)Cc1c(O)cccc1-2 mol15815 1_1