pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
1.5	Datawarrior	1	0	Cn1c[nH+]cc(-c2ccccc2)c1=O	Cn1cncc(-c2ccccc2)c1=O	mol7374	Cn1cncc(-c2ccccc2)c1=O