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 (15S,18S,23R)-18-tert-butyl-N-[(2R)-1-(cyclopropylsulfonylcarbamoyl)-2-ethylcyclopropyl]-23-methyl-17,20-dioxo-12,21,25-trioxa-10,16,19-triazapentacyclo[24.3.1.113,16.02,11.04,9]hentriaconta-1(30),2,4,6,8,10,26,28-octaene-15-carboxamide .
user
C40H49N5O9S
assistant