pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
4.64	IUPAC digitized pKa	1	0	C[Si](C)(C)c1cccc([NH3+])c1	C[Si](C)(C)c1cccc(N)c1	mol1099	C[Si](C)(C)c1cccc(N)c1
4.6399999	OCHEM	1	0	C[Si](C)(C)c1cccc([NH3+])c1	C[Si](C)(C)c1cccc(N)c1	mol1099	C[Si](C)(C)c1cccc(N)c1
4.6399998664856	QSARToolbox	1	0	C[Si](C)(C)c1cccc([NH3+])c1	C[Si](C)(C)c1cccc(N)c1	mol1099	C[Si](C)(C)c1cccc(N)c1