pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
4.25	QSARToolbox	2	1	C[n+]1cccc2c(N[NH3+])cccc21,C[n+]1cccc2c([NH2+]N)cccc21	C[n+]1cccc2c(NN)cccc21	mol38135	C[n+]1cccc2c(NN)cccc21