You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
N-[(2S)-2-(3,5-dimethoxyphenyl)-2-hydroxyethyl]-2-methyl-5-(2-methylpropyl)pyrazole-3-carboxamide is the IUPAC name of a molecule. Please give its molecular formula.
user
C19H27N3O4
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