pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
7.21	IUPAC digitized pKa	0	-1	C=CCC1(Cc2ccccc2)C(=O)NC(=O)NC1=O	C=CCC1(Cc2ccccc2)C(=O)[N-]C(=O)NC1=O	mol11976	C=CCC1(Cc2ccccc2)C(=O)NC(=O)NC1=O
7.21000003814697	QSARToolbox	0	-1	C=CCC1(Cc2ccccc2)C(=O)NC(=O)NC1=O	C=CCC1(Cc2ccccc2)C(=O)[N-]C(=O)NC1=O	mol11976	C=CCC1(Cc2ccccc2)C(=O)NC(=O)NC1=O