pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
10.21	IUPAC digitized pKa	1	0	CC(C)NCC[NH2+]CCNC(C)C,CC(C)NCCNCC[NH2+]C(C)C	CC(C)NCCNCCNC(C)C	mol5854	CC(C)NCCNCCNC(C)C
9.01	IUPAC digitized pKa	2	1	CC(C)[NH2+]CCNCC[NH2+]C(C)C	CC(C)NCC[NH2+]CCNC(C)C,CC(C)NCCNCC[NH2+]C(C)C	mol5854	CC(C)NCCNCCNC(C)C
3.92	IUPAC digitized pKa	3	2	CC(C)[NH2+]CC[NH2+]CC[NH2+]C(C)C	CC(C)[NH2+]CCNCC[NH2+]C(C)C	mol5854	CC(C)NCCNCCNC(C)C