COCCOCc1nc(C(F)(F)F)ccc1C(=O)C1C(=O)C(C)(C)C(=O)C(C)(C)C1=O    mol2692    0_1
COCCO[CH-]c1nc(C(F)(F)F)ccc1C(=O)C1C(=O)C(C)(C)C(=O)C(C)(C)C1=O    mol2692    -1_1
COCCOCc1nc(C(F)(F)F)ccc1C(=O)[C-]1C(=O)C(C)(C)C(=O)C(C)(C)C1=O    mol2692    -1_2