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 benzyl (2R)-2-[[(2S)-1-[(2R)-2-[[(2S)-1-[tert-butyl(diphenyl)silyl]oxy-4-methylpentan-2-yl]carbamoylamino]-4-methylpentanoyl]oxy-4-methylpentan-2-yl]carbamoylamino]-4-methylpentanoate ?
user
C49H74N4O7Si
assistant