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 (2S,5S,8S,15S,17R)-17-[(3S)-3-[[(2S)-1-acetylpyrrolidine-2-carbonyl]amino]-5-methyl-2-oxohexyl]-2-(hydroxymethyl)-3,6,14,18-tetraoxo-15-(8-phenyloctyl)-5-[(1R)-1-phosphorosooxyethyl]-1,7-diazacyclooctadecane-8-carboxamide ?
user
C48H74N5O11P
assistant