You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule [10,13-dimethyl-17-(6-methylheptan-2-yl)-2,3,4,7,8,9,11,12,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-3-yl] (12Z,15Z,18Z,21Z,24Z,27Z)-triaconta-12,15,18,21,24,27-hexaenoate into molecular formula.
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C57H92O2
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