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: The molecule is a aldose reductase inhibitor. Please write the SMILES representation of it.
user
O=C(O)Cn1c2c(c3ccccc31)CCN(CCc1ccccc1)C2=S
assistant