You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named 4-(bromomethoxy)-N-[(2R)-1-hydroxy-3-(1H-indol-3-yl)propan-2-yl]thiophene-3-carboxamide by IUPAC nomenclature, provide its molecular formula.
user
C17H17BrN2O3S
assistant