You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Provide the molecular formula for the IUPAC named substance 4,5-bis(methylsulfanyl)octane-3,6-dione;(Z)-4,5-bis(methylsulfanyl)oct-4-ene-3,6-dione;butan-2-one;1-[4,5-diethyl-8-(3-methylsulfanyl-2,5-dioxopyrrolidin-1-yl)-3,6-dioxooctyl]-3-methylsulfanylpyrrolidine-2,5-dione;(4S)-3,4-dimethyl-1,6-bis(methylsulfanyl)hexane-2,5-dione;1-[(5S)-4,5-dimethyl-8-(3-methylsulfanyl-2,5-dioxopyrrol-1-yl)-3,6-dioxooctyl]-3-methylsulfanylpyrrole-2,5-dione;2-methylsulfanylethanone;1-methylsulfanylheptane-2,5-dione;yttrium;yttrium(3+) .
user
C87H133N4O22S12Y7
assistant