pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
4.45	IUPAC digitized pKa	1	0	ClCC[NH+](CCCl)CCc1ccccc1	ClCCN(CCCl)CCc1ccccc1	mol6124	ClCCN(CCCl)CCc1ccccc1