You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Give me a molecule that satisfies the conditions outlined in the description: It belongs to the anti viral class of molecules.
user
Cc1cn2c(=O)c3ncn(C4OC5COP(=O)(O)OC6C(O)C(COP(=O)(O)OC5C4O)OC6n4cnc5c(N)ncnc54)c3nc2n1C
assistant