pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
8.13	IUPAC digitized pKa	0	-1	S=c1nc[nH]c2c1CCCC2	S=c1nc[n-]c2c1CCCC2	mol10668	S=c1nc[nH]c2c1CCCC2
1.95	IUPAC digitized pKa	1	0	S=c1[nH+]c[nH]c2c1CCCC2	S=c1nc[nH]c2c1CCCC2	mol10668	S=c1nc[nH]c2c1CCCC2