pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
13.2	Baltruschat ChEMBL	1	0	N=C(N)CCCCCCCCCCCCCCCCC(N)=[NH2+]	N=C(N)CCCCCCCCCCCCCCCCC(=N)N	mol16784	N=C(N)CCCCCCCCCCCCCCCCC(=N)N