Command Strip hangers are great but it always seems like you don't have the one you need at the time or they just don't make one that works for your particular application.
Here is one that you can easily modify in Fusion360 to suit your needs.
If you feel the need to improve the design (I'm a Fusion newbie), feel free to do so.
Mine printed fine with no supports using CC3D PLA Max / +
The author marked this model as their own original creation.