pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
9.53	SAMPL6	0	-1	O=C1NCCCc2c1oc1ccc(O)cc21	O=C1NCCCc2c1oc1ccc([O-])cc21	SM01	O=C1NCCCc2c1oc1ccc(O)cc21