Discovery: add C3O2Ta4 (1O2C3Ta4-1)

active_challenge.csv

@@ -670,3 +670,4 @@ OSC-00899,1H2O2C3Sc4-1,1H2O2C3Sc4-1,C3H2O2Sc4,discovery,light,,ok,0.18006,1.4404
 OSC-00901,1H2O2C3Y4-1,1H2O2C3Y4-1,C3H2O2Y4,discovery,light,,ok,0.14818,1.18544,8.0,3.8212,0.8419,,0.1667,0.56277,gaussian_dos_scf_mesh,0.05569,,
 OSC-00904,1O2C3Nb4-1,1O2C3Nb4-1,C3Nb4O2,discovery,light,,ok,0.20388,1.63104,8.0,5.1432,1.5311,,0.5,0.31665,gaussian_dos_scf_mesh,0.0,,
 OSC-00905,1O2C3Sc4-1,1O2C3Sc4-1,C3O2Sc4,discovery,light,,ok,0.30184,2.41472,8.0,1.4595,0.9636,,0.0556,0.7439,gaussian_dos_scf_mesh,0.04523,,
+OSC-00906,1O2C3Ta4-1,1O2C3Ta4-1,C3O2Ta4,discovery,light,,ok,0.19299,1.54392,8.0,5.6415,0.3504,,0.6667,0.33396,gaussian_dos_scf_mesh,0.00483,,