You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule (6S)-6-benzyl-4-(5-methoxy-1H-indole-2-carbonyl)-1-[(5-methyl-1,2-oxazol-3-yl)methyl]piperazin-2-one into molecular formula.
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C26H26N4O4
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