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 (2S,3S)-N-[(2-cyclopentyl-1,3-thiazol-5-yl)methyl]-2-(1-ethylimidazol-2-yl)oxolan-3-amine ?
user
C18H26N4OS
assistant