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 N-[[4-[[(E)-4-(dimethylamino)but-2-enoyl]amino]-2-oxabicyclo[2.2.2]octan-1-yl]methyl]carbamate using the IUPAC nomenclature.
user
C19H33N3O4
assistant