pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
12.72	IUPAC digitized pKa	0	-1	C[C@](O)(C(=N)N)c1ccccc1	C[C@](O)(C(=[N-])N)c1ccccc1	mol3408	CC(O)(C(=N)N)c1ccccc1
10.96	IUPAC digitized pKa	1	0	C[C@](O)(C(N)=[NH2+])c1ccccc1	C[C@](O)(C(=N)N)c1ccccc1	mol3408	CC(O)(C(=N)N)c1ccccc1