pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
-3.25	AttenGpKa training set	1	0	Cn1nnc[nH+]1,Cn1nc[nH+]n1,Cn1ncn[nH+]1	Cn1ncnn1	mol25215	Cn1ncnn1