Hello, I just need you to follow my instruction. I want you to write about the orexin system and Cytokines, please do not identify what is the orexin or cytokines you just need to write about the relationship between them, for example, you can talk about the recent studies that show the mechanisms involving orexin and cytokines in specific in case of cytokines and proinflammatory. make it logical as a story to tell . thank you for your help