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-[(2-butan-2-yloxypyridine-4-carbonyl)amino]-3-ethoxy-2,2-dimethylcyclobutane-1-carboxylic acid into molecular formula.
user
C19H28N2O5
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