pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
3.64	IUPAC digitized pKa	1	0	CC(=O)N[C@H](C1=[NH+]CCS1)C(C)C	CC(=O)N[C@H](C1=NCCS1)C(C)C	mol4234	CC(=O)NC(C1=NCCS1)C(C)C