pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
5.9699998	OCHEM	2	1	NC(CCC(N)=[NH+]O)=[NH+]O	NC(CCC(N)=[NH+]O)=NO	mol3218	NC(CCC(N)=NO)=NO