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,4R)-4-hydroxy-N-[2-(4-methyl-1,3-benzoxazol-2-yl)ethyl]pyrrolidine-2-carboxamide;hydrochloride ?
user
C15H20ClN3O3
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