You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
What is the molecular formula of the molecule identified by (3S)-3-(4-chlorophenyl)-1-[(2R)-2-(4-methoxynaphthalen-1-yl)pyrrolidin-1-yl]-4-(tetrazol-1-yl)butan-1-one ?
user
C26H26ClN5O2
assistant