You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name 3-[4-(diethylsulfamoyl)piperazin-1-yl]-N-(5-methyl-1,2-oxazol-3-yl)propanamide into its molecular formula.
user
C15H27N5O4S
assistant