You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Build a molecule that meets the requirement: The molecule is a anti viral and is anti tumor.
user
CC(C)(C)OC(=O)NC(=NCCCn1cnc2c(N)nc3ccccc3c21)NC(=O)OC(C)(C)C
assistant