You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Please write the molecular formula of the molecule (8S)-N-[2-(2-aminopyridin-4-yl)ethyl]-7-[2-[(4-phenoxybenzoyl)amino]acetyl]-1,4-dioxa-7-azaspiro[4.4]nonane-8-carboxamide .
user
C29H31N5O6
assistant