pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
3.7	Datawarrior	1	0	Brc1ccc2c(c1)CC[NH2+]2	Brc1ccc2c(c1)CCN2	mol13184	Brc1ccc2c(c1)CCN2