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For the molecule named 2-[14,21-dimethoxy-2-[2-tri(propan-2-yl)silylethynyl]-6-thiapentacyclo[11.8.0.03,11.05,9.015,20]henicosa-1(21),2,4,7,9,11,13,15,17,19-decaen-12-yl]ethynyl-tri(propan-2-yl)silane by IUPAC nomenclature, provide its molecular formula.
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C44H56O2SSi2
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