You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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For the molecule named (2S)-2-[(4R,5S)-4-methyl-5-[[methyl(pyrimidin-5-ylmethyl)amino]methyl]-1,1-dioxo-8-pyridin-3-yl-4,5-dihydro-3H-6,1lambda6,2-benzoxathiazocin-2-yl]propan-1-ol by IUPAC nomenclature, provide its molecular formula.
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C25H31N5O4S
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