You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Can you give the molecular formula of the molecule (2R)-N-[2-(4-methoxyphenyl)ethyl]-2-methyl-1-(4-methylphenyl)sulfonyl-2,3-dihydroindole-5-carboxamide ?
user
C26H28N2O4S
assistant