pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
11.13	IUPAC digitized pKa	1	0	CC(C)(C)[NH+]1CCCC1	CC(C)(C)N1CCCC1	mol1460	CC(C)(C)N1CCCC1