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What is the molecular formula of the compound with this IUPAC name [[[[dimethyl(3,3,4,4,5,5,6,6,7,7,8,8,8-tridecafluorooctyl)silyl]oxy-methyl-(3,3,3-trifluoropropyl)silyl]oxy-methyl-(3,3,3-trifluoropropyl)silyl]oxy-methyl-(3,3,3-trifluoropropyl)silyl] trimethyl silicate ?
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C25H40F22O7Si5
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