Cc1cccc2c1[C@H](C(=O)O)[C@@]13CC(=O)[C@@](C)(CC[C@H]21)C3 mol12160 0_1 Cc1cccc2c1[C@H](C(=O)[O-])[C@@]13CC(=O)[C@@](C)(CC[C@H]21)C3 mol12160 -1_1