Naming a Plane in a 3D Sketch

Hello there.

I have an assembly with a 3D Sketch for a Layout.

I have a series of planes inside of the 3D Sketch.

Can I name these planes? I have tried all of the way you name anormal plane, but they don't seem to work within the 3D Sketch.

Thanks for the help.

MichaelSolidworksSketching