pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
4.47	OCHEM	0	-1	CCCCCCOc1cc(C(=O)O)ccc1N,CCCCCCOc1cc(C(=O)[O-])ccc1[NH3+]	CCCCCCOc1cc(C(=O)[O-])ccc1N	mol20550	CCCCCCOc1cc(C(=O)O)ccc1N