Cc1c(CC(=O)[O-])c(-c2ccccc2)[nH+]n1Cc1ccccc1S(=O)(=O)c1ccccc1 mol16257 0_1 Cc1c(CC(=O)O)c(-c2ccccc2)nn1Cc1ccccc1S(=O)(=O)c1ccccc1 mol16257 0_2 Cc1c(CC(=O)[O-])c(-c2ccccc2)nn1Cc1ccccc1S(=O)(=O)c1ccccc1 mol16257 -1_1