You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Can you give the molecular formula of the molecule 2-[(3R,5R,6S)-5-(3-chlorophenyl)-6-(4-chlorophenyl)-3-[(2S)-1-ethoxy-5-oxopentan-2-yl]-2-oxopiperidin-3-yl]acetic acid ?
user
C26H29Cl2NO5
assistant