CC1(C)CC(=O)C(NC(=O)C(F)(F)F)C(=O)C1    mol27031    0_1
CC1(C)CC(=O)C([N-]C(=O)C(F)(F)F)C(=O)C1    mol27031    -1_1
CC1(C)[CH-]C(=O)C(NC(=O)C(F)(F)F)C(=O)C1    mol27031    -1_2
CC1(C)CC(=O)[C-](NC(=O)C(F)(F)F)C(=O)C1    mol27031    -1_3