You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Please write the molecular formula of the molecule 2-(5,6-dimethoxypyridin-3-yl)-3-methyl-6-(1H-pyrazol-4-yl)pyrrolo[3,4-b]pyridin-5-ol .
user
C18H17N5O3
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