Cn1cc(C(=O)O)nc2c(=O)n(C)c(=O)nc1-2 mol26292 0_1 Cn1cc(C(=O)[O-])[nH+]c2c(=O)n(C)c(=O)nc1-2 mol26292 0_2 Cn1cc(C(=O)[O-])nc2c(=O)n(C)c(=O)[nH+]c1-2 mol26292 0_3 Cn1cc(C(=O)[O-])nc2c(=O)n(C)c(=O)nc1-2 mol26292 -1_1