pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
1.63999998569489	QSARToolbox	1	0	COc1cnc2c[nH+]cnc2n1,COc1cnc2cncnc2[nH+]1,COc1c[nH+]c2cncnc2n1,COc1cnc2cnc[nH+]c2n1	COc1cnc2cncnc2n1	mol4826	COc1cnc2cncnc2n1