pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
5.01999998092651	QSARToolbox	0	-1	N=C(N)NCCSP(=O)(O)O	N=C(N)[N-]CCSP(=O)(O)O,[N-]=C(N)NCCSP(=O)(O)O	mol36486	N=C(N)NCCSP(=O)(O)O