Discovery: add Se2W2 (2SeW-1)

active_challenge.csv

@@ -634,3 +634,4 @@ OSC-00835,1SbTe2Zr2-1,1SbTe2Zr2-1,SbTe2Zr2,discovery,light,,ok,0.21526,1.72208,8
 OSC-00838,1TaSe2-3,1TaSe2-3,Se2Ta,discovery,light,,ok,0.1413,1.1304,8.0,-0.8337,0.8726,,0.1667,1.10603,gaussian_dos_scf_mesh,0.05569,,
 OSC-00839,2SeTeV2-1,2SeTeV2-1,Se2Te2V4,discovery,light,,ok,0.14685,1.1748,8.0,-0.2439,0.9664,,0.0556,0.90868,gaussian_dos_scf_mesh,0.04523,,
 OSC-00842,2SeV-2,2SeV-2,Se2V2,discovery,light,,ok,0.17968,1.43744,8.0,0.4113,1.6933,,0.6667,0.53598,gaussian_dos_scf_mesh,0.00483,,
+OSC-00843,2SeW-1,2SeW-1,Se2W2,discovery,light,,ok,0.14321,1.14568,8.0,3.1425,1.5798,,0.5556,0.51073,gaussian_dos_scf_mesh,0.0,,