pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
2.37	OCHEM	0	-1	N#C[C@H](C(=O)O)C1CCCCC1	N#C[C@H](C(=O)[O-])C1CCCCC1	mol31738	N#C[C@H](C(=O)O)C1CCCCC1