pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
7.8	IUPAC digitized pKa	0	-1	CCCCCCCc1n[nH]c(=O)[nH]c1=O	CCCCCCCc1n[n-]c(=O)[nH]c1=O,CCCCCCCc1n[nH]c(=O)[n-]c1=O	mol11421	CCCCCCCc1n[nH]c(=O)[nH]c1=O