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)-2-methyl-3-[(3S,5R)-2-oxo-5-pentyloxolan-3-yl]-N-(1,3,4-thiadiazol-2-yl)propanamide ?
user
C15H23N3O3S
assistant