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 tumor.
user
Cc1cc(Nc2ncnc3cnc(OCC4CC4)c(OC4CCN(C)CC4(F)F)c23)ccc1Oc1ccn2ncnc2c1
assistant