Levels of Metal,BEOL metal and via to be included
6LM,"Metal1, Via1, Metal2, Via2, Metal3, Via3, Metal4, Via4, Metal5, Via5, MetalTop."
5LM,"Metal1, Via1, Metal2, Via2, Metal3, Via3, Metal4, Via4, MetalTop.

SKIP Metal5, Via5."
4LM,"Metal1, Via1, Metal2, Via2, Metal3, Via3, MetalTop.

SKIP Metal5, Via5, Metal4, Via4."
3LM,"Metal1, Via1, Metal2, Via2, MetalTop.

SKIP Metal5, Via5, Metal4, Via4, Metal3, Via3."
2LM,"Metal1, Via1, MetalTop.

SKIP Metal5, Via5, Metal4, Via4, Metal3, Via3, Metal2, Via2."