You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named N-(3-chloro-4-fluorophenyl)-3-(3-fluoro-4-hydroxyazocan-1-yl)sulfonyl-4-methylbenzamide;N-(3-chloro-4-fluorophenyl)-3-[(6-hydroxy-1,4-oxazocan-4-yl)sulfonyl]-4-methylbenzamide;N-(3-chloro-4-fluorophenyl)-3-[(7-hydroxy-1,4-oxazocan-4-yl)sulfonyl]-4-methylbenzamide;3-[(7-hydroxy-1,4-oxazocan-4-yl)sulfonyl]-4-methyl-N-(3,4,5-trifluorophenyl)benzamide by IUPAC nomenclature, provide its molecular formula.
user
C81H88Cl3F7N8O19S4
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