You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
The molecule is anti tumor. Use the above information to create a molecule.
user
CCCCCCCCCCCC(=O)OC1C2C=C(COC(=O)C(C)=C(C)C)C(O)C3(O)C(O)C(C)=CC3(C2=O)C(C)CC1(C)C
assistant