It looks like this Part has been superseded by LEGO Part 18759 Slope Inverted 45° 3 x 1 Double with 2 Blocked Open Studs.
Click on a colored part below to see the Sets and MOCs that use part 2341 Slope Inverted 45° 3 x 1 Double with 2 Completely Open Studs in that color. You can find an overview of all LEGO Colors here.
If a color is missing, it probably needs to be added to a Set Inventory.
This part has been used by MOCs in the following colors but not officially released.