pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
3.77	IUPAC digitized pKa	1	0	C=CCNc1nc(C)c2[nH+]c(C)c(C)nc2n1,C=CC[NH2+]c1nc(C)c2nc(C)c(C)nc2n1,C=CCNc1nc(C)c2nc(C)c(C)nc2[nH+]1,C=CCNc1nc2nc(C)c(C)nc2c(C)[nH+]1,C=CCNc1nc(C)c2nc(C)c(C)[nH+]c2n1	C=CCNc1nc(C)c2nc(C)c(C)nc2n1	mol8036	C=CCNc1nc(C)c2nc(C)c(C)nc2n1