pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
2.79	OCHEM	0	-1	C[C@H](C(=O)O)[N+](=O)[O-]	C[C@H](C(=O)[O-])[N+](=O)[O-]	mol31713	C[C@H](C(=O)O)[N+](=O)[O-]