You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
[(2R,3S)-3-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-1-acetylpyrrolidine-2-carbonyl]amino]-4-methylpentanoyl]amino]-3-[1-(2-hydroxyethyl)-3-(8-phenyloctyl)imidazol-1-ium-4-yl]propanoyl]amino]propanoyl]amino]-4-amino-4-oxobutan-2-yl] hydrogen phosphate is the IUPAC name of a molecule. Please give its molecular formula.
user
C42H67N8O11P
assistant