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 ec 3.4.15.1 (peptidyl-dipeptidase a) inhibitor, a nutrient, and a angiotensin converting enzyme inhibitor. Please write the SMILES representation of it.
user
O=C(OC1Cc2c(O)cc(O)cc2OC1c1cc(O)c(O)c(O)c1-c1c(C2Oc3cc(O)cc(O)c3CC2OC(=O)c2cc(O)c(O)c(O)c2)cc(O)c(O)c1O)c1cc(O)c(O)c(O)c1
assistant