pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
2.03	Caine	0	-1	COCCOCc1nc(C(F)(F)F)ccc1C(=O)C1C(=O)C(C)(C)C(=O)C(C)(C)C1=O	COCCOCc1nc(C(F)(F)F)ccc1C(=O)[C-]1C(=O)C(C)(C)C(=O)C(C)(C)C1=O	mol2692	COCCOCc1nc(C(F)(F)F)ccc1C(=O)C1C(=O)C(C)(C)C(=O)C(C)(C)C1=O