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system
Name the molecular formula for the molecule established as 1-[(6S)-3-ethylsulfanyl-6-(4-methoxynaphthalen-1-yl)-6H-[1,2,4]triazino[5,6-d][3,1]benzoxazepin-7-yl]ethanone using the IUPAC nomenclature.
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C25H22N4O3S
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