pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
4.55	Datawarrior	1	0	C(=[NH+]/c1ccccc1)\c1ccccc1	C(=N/c1ccccc1)\c1ccccc1	mol13411	C(=N/c1ccccc1)\c1ccccc1