pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
5.43	IUPAC digitized pKa	1	0	COc1cccc2c1[NH2+][C@H]1CCCC[C@@H]21	COc1cccc2c1N[C@H]1CCCC[C@@H]21	mol5030	COc1cccc2c1NC1CCCCC21