You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(2R)-2-[3-[[(1S)-1-carboxy-4-[2-[(4R)-4-carboxy-7-[2-[2-[(4R)-4-carboxy-7-[2-[2-[(4R)-4-carboxy-7-[[(5S)-5-[[2-[1-[4-(1H-imidazol-5-yl)-2-oxobutyl]cyclobutyl]-2-oxoethyl]amino]-6-oxoheptyl]amino]-2,7-dioxoheptoxy]ethoxy]ethylamino]-2,7-dioxoheptoxy]ethoxy]ethylamino]-2,7-dioxoheptoxy]ethoxyamino]-4-oxobutyl]amino]-3-oxopropyl]-4-oxohenicosanedioic acid The above is the IUPAC name of a molecule. Write its molecular formula.
user
C83H132N8O30
assistant