I would not worry about special restrictions in your first license, you need to close the deal and establish an ongoing and mutually beneficial relationship. Yo

I would not worry about special restrictions in your first license, you need to close the deal and establish an ongoing and mutually beneficial relationship. You will learn more about what features your product really needs from your first few customers that it will naturally evolve so that you are selling a different product to later customers asking for MFN. There are many ways to legitimately neutralize/minimize MFN, focus on making your early customers successful.