You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Suppose there is a molecule that meets the following description: It belongs to the anti tumoral class of molecules. Please write the SMILES representation of it.
user
C=CCOC(=O)Oc1c(C)c2c(c3c1CC1C4c5c(cc(C)c(OC)c5OCOC)CC(C(O)N1C3CNC(=O)CCc1ccccc1)N4C)OCO2
assistant