COCCOCc1nc(C(F)(F)F)ccc1C(=O)C1C(=O)CCCC1=O    mol2697    0_1
COCCOCc1nc(C(F)(F)F)ccc1C(=O)C1C(=O)[CH-]CCC1=O    mol2697    -1_1
COCCO[CH-]c1nc(C(F)(F)F)ccc1C(=O)C1C(=O)CCCC1=O    mol2697    -1_2
COCCOCc1nc(C(F)(F)F)ccc1C(=O)[C-]1C(=O)CCCC1=O    mol2697    -1_3