You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Please write the molecular formula of the molecule dodecyl 3-[3-[3-[3-(3-dodecoxy-3-oxopropyl)sulfanylpropanoyloxy]-2,2-bis[3-(3-dodecoxy-3-oxopropyl)sulfanylpropanoyloxymethyl]propoxy]-3-oxopropyl]sulfanylpropanoate .
user
C77H140O16S4
assistant