You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
What is the molecular formula of the compound with this IUPAC name N-[1-(furan-2-yl)ethyl]-2-[[5-[(2-methoxyphenyl)sulfamoyl]-1,3-benzoxazol-2-yl]sulfanyl]acetamide ?
user
C22H21N3O6S2
assistant