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 1-[(2R)-2-[2-methyl-6-[(5-methyl-1,3,4-thiadiazol-2-yl)amino]pyrimidin-4-yl]pyrrolidin-1-yl]ethanone .
user
C14H18N6OS
assistant