pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
6.98	Baltruschat ChEMBL	1	0	NC(=[NH2+])NC(=O)c1ccccc1	N=C(N)NC(=O)c1ccccc1	mol21547	N=C(N)NC(=O)c1ccccc1