pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
6.15	IUPAC digitized pKa	1	0	O=[N+]([O-])c1ccc2c(c1)[NH+]=CN[C@@H]2O	O=[N+]([O-])c1ccc2c(c1)N=CN[C@@H]2O	mol7884	O=[N+]([O-])c1ccc2c(c1)N=CNC2O