pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
5.22	Caine	0	-1	CCc1cc(C)cc(CC)c1C1C(=O)CC2(CCOCC2)CC1=O	CCc1cc(C)cc(CC)c1[C-]1C(=O)CC2(CCOCC2)CC1=O	mol2715	CCc1cc(C)cc(CC)c1C1C(=O)CC2(CCOCC2)CC1=O