You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Under IUPAC nomenclature, a molecule named 3-ethyl-1-methyl-1-(oxolan-3-ylmethyl)-2-[[1-(trifluoromethylsulfonyl)piperidin-4-yl]methyl]guanidine is given. What is its corresponding molecular formula?
user
C16H29F3N4O3S
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