You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name ethyl 1-methyl-2-oxo-4-[4-(3H-pyrrole-5-carbonyl)piperazin-1-yl]quinoline-3-carboxylate;4-[4-(1H-imidazole-5-carbonyl)piperazin-1-yl]-1-methyl-3-nitroquinolin-2-one;methane;1-methyl-3-nitro-4-[4-(pyridine-2-carbonyl)piperazin-1-yl]quinolin-2-one;1-methyl-3-nitro-4-[4-(pyridine-4-carbonyl)piperazin-1-yl]quinolin-2-one into its molecular formula.
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C84H96N20O16
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