You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Provide the molecular formula for the IUPAC named substance tert-butyl 4-(2-cyano-5-methoxy-3-nitrophenyl)piperazine-1-carboxylate;tert-butyl piperazine-1-carboxylate;4-methoxy-2,6-dinitrobenzonitrile .
user
C34H45N9O12
assistant