You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Provide the molecular formula for the IUPAC named substance 4-hydroxy-N-[[6-(5-methoxy-1-methylindol-3-yl)-5-(2-trimethylsilylethoxymethyl)pyrrolo[2,3-b]pyrazin-2-yl]methyl]butanamide .
user
C27H37N5O4Si
assistant