You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Based on the given information, generate a molecule that meets the desired specifications: The molecule is a orexin receptor antagonist and belongs to the modulate class of molecules.
user
Cc1nc(C(=O)N2C(C)CCCC2CNc2ncc(C(F)(F)F)cn2)c(-c2ccc(F)cc2)s1
assistant