HCPMMP1 parcellation is multi modal parcellation

https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4990127/ 

We need the file something like we have for 'aparc' parcellation. 

The file format should be in .mgz (aparc.HCPMMP1+aseg.mgz)

How can i do it? (i have lh.HCPMMP1.annot and rh.HCPMMP1.annot)