You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Under IUPAC nomenclature, a molecule named (3S,7S,19S,20S)-3-[2-(3-benzylphenyl)ethyl]-23-(1-hydroxypropan-2-ylidene)-19-methyl-19-(3-phenylpropyl)-6,10,18,21-tetraoxapentacyclo[24.2.2.07,20.08,17.09,14]triaconta-1(29),8(17),9(14),12,15,26(30),27-heptaene-5,11,22-trione is given. What is its corresponding molecular formula?
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C54H54O8
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