You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Under IUPAC nomenclature, a molecule named [2-(4-butoxybutanoyl)-7-[4-(4-hydroxybutan-2-yloxy)butanoyl]-9H-fluoren-9-yl]methyl acetate;[2-[4-(2-butoxyethylamino)-4-oxobutyl]-5-[4-(4-hydroxybutoxy)butanoyl]-9H-fluoren-9-yl]methyl acetate;[2-[[5-(2-butoxyethylamino)-5-oxopentanoyl]amino]-7-[4-(4-hydroxybutan-2-yloxy)butanoyl]-9H-fluoren-9-yl]methyl acetate;2-[3-(ethylsulfamoyl)pyridin-4-yl]ethyl acetate is given. What is its corresponding molecular formula?
user
C112H153N5O26S
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