-    box2.AddMany([ (wxButton(win, 1010, "two"), 0, wxEXPAND),
-                   (wxButton(win, 1010, "three"), 0, wxEXPAND),
-                   (wxButton(win, 1010, "four"), 0, wxEXPAND),
-                   (wxButton(win, 1010, "five"), 0, wxEXPAND),
-                   ])
+    box2.Add(wxButton(win, 1010, "two"), 0, wxEXPAND)
+    btn3 = wxButton(win, 1010, "three")
+    box2.Add(btn3, 0, wxEXPAND)
+    box2.Add(wxButton(win, 1010, "four"), 0, wxEXPAND)
+    box2.Add(wxButton(win, 1010, "five"), 0, wxEXPAND)