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What is the molecular formula of the molecule (11E)-2-(2-chlorothiophen-3-yl)-6,7-difluoro-17-hydroxy-3'-methoxyspiro[9-oxa-1,14,21-triazatetracyclo[12.7.1.03,8.016,21]docosa-3(8),4,6,11,16,19-hexaene-13,1'-cyclobutane]-15,18-dione ?
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C26H22ClF2N3O5S
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