pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
9.18	Baltruschat ChEMBL	1	0	CO/N=C/C1=CCC[NH2+]C1	CO/N=C/C1=CCCNC1	mol18865	CO/N=C/C1=CCCNC1