pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
-2.81	Datawarrior	2	1	C(=C\c1[nH+][nH+]nn1-c1ccccc1)\c1ccccc1,C(=C\c1n[nH+][nH+]n1-c1ccccc1)\c1ccccc1,C(=C\c1[nH+]n[nH+]n1-c1ccccc1)\c1ccccc1	C(=C\c1nn[nH+]n1-c1ccccc1)\c1ccccc1,C(=C\c1[nH+]nnn1-c1ccccc1)\c1ccccc1,C(=C\c1n[nH+]nn1-c1ccccc1)\c1ccccc1	mol15519	C(=C\c1nnnn1-c1ccccc1)\c1ccccc1