You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule 1-ethyl-3-[3-[ethyl(methylsulfonyl)amino]propyl]-2-[(2-phenyl-1,3-oxazol-4-yl)methyl]guanidine into molecular formula.
user
C19H29N5O3S
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