pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
7.4	IUPAC digitized pKa	1	0	CC1(C)CCN2C=Nc3[nH]cnc3C2=[NH+]1	CC1(C)CCN2C=Nc3[nH]cnc3C2=N1	mol11243	CC1(C)CCN2C=Nc3[nH]cnc3C2=N1