You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Based on the given information, generate a molecule that meets the desired specifications: The molecule is a calcium receptor antagonist.
user
CCOC(=O)C=Cc1cc(Cl)ccc1C(C)OCC(O)CN1CCCC1Cc1ccc(Cl)c(Cl)c1
assistant