You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
tert-butyl 4-benzyl-2-(1,2,3,4-tetrahydronaphthalen-1-ylcarbamoyl)piperazine-1-carboxylate is the IUPAC name of a molecule. Please give its molecular formula.
user
C27H35N3O3
assistant