You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Generate a molecule based on this description: The molecule is a anti viral.
user
Nc1ncnc2c1ncn2C1OC(CCl)(COP(=O)(O)OP(=O)(O)OP(=O)(O)O)C(O)C1F
assistant