pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
6.15	IUPAC digitized pKa	0	-1	N#Cc1[nH]nnc1N	N#Cc1[n-]nnc1N	mol8983	N#Cc1[nH]nnc1N
6.08	AttenGpKa training set	0	-1	N#Cc1[nH]nnc1N	N#Cc1[n-]nnc1N	mol8983	N#Cc1[nH]nnc1N