pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
6.19	Datawarrior	1	0	O=C(/C=N/O)NCC[NH+]1CCOCC1	O=C(/C=N/O)NCCN1CCOCC1	mol13320	O=C(/C=N/O)NCCN1CCOCC1