pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
13.6	Baltruschat ChEMBL	0	-1	N=C(N)CCCCCCCCCCCCC(=N)N	[N-]=C(N)CCCCCCCCCCCCC(=N)N	mol16785	N=C(N)CCCCCCCCCCCCC(=N)N