pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
2.55	Datawarrior	0	-1	Cc1cc(C(O)=C(C#N)C#N)cc(C)c1O	Cc1cc(C([O-])=C(C#N)C#N)cc(C)c1O	mol14440	Cc1cc(C(O)=C(C#N)C#N)cc(C)c1O