You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Name the molecular formula for the molecule established as tert-butyl 2-[(3R,3aS,4S,6aR)-1-benzyl-4-methyl-6-oxo-3,3a,4,6a-tetrahydrofuro[3,4-c][1,2]oxazol-3-yl]acetate using the IUPAC nomenclature.
user
C19H25NO5
assistant