You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
What is the molecular formula of the compound with this IUPAC name (3S,4S,12S,13S)-3,13-bis[(1R)-1-(4-ethylsulfanyl-1-methyl-2,5-dioxopyrrol-3-yl)sulfanylpropyl]-4,8,12,17-tetramethyl-2,5,11,14-tetrathia-8,17-diazatricyclo[13.3.0.06,10]octadeca-1(15),6(10)-diene-7,9,16,18-tetrone ?
user
C36H44N4O8S8
assistant