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 5-O-ethyl 3-O-methyl 4-(2-chlorophenyl)-2-methyl-6-[2-[(4-methylpiperazine-1-carbonyl)amino]ethoxymethyl]-1H-pyrazine-3,5-dicarboxylate .
user
C25H34ClN5O6
assistant