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What is the molecular formula of the molecule (2R,5S,11S,14S,18E)-11-[[tert-butyl(diphenyl)silyl]oxymethyl]-2,17,17-trimethyl-14-propan-2-yl-3-oxa-9,12,26,29-tetrazatetracyclo[18.5.3.15,9.023,27]nonacosa-1(26),18,20(28),21,23(27),24-hexaene-4,10,13,16-tetrone ?
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C47H58N4O6Si
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