The window in question is the one behind the messy hanging plant. You can see the less messy plant (fully inside the gold bowl), a light, and the messy plant from the other angle in the other picture.
As best I can tell from looking around 55 seconds into
this news report from News 12 Westchester (click on "play this video after clicking on the link), there are six windows on each side of that Wendy's.
The window in question is the second from the wider black beam.