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What is the molecular formula of the molecule methyl (1R,3S,4R,6S,17S,18R,21S,23R,24S,27Z,28S,29R)-27-ethylidene-8,21,40-trimethyl-25-oxido-20,22-dioxa-8,30,40-triaza-25-azoniaundecacyclo[23.11.2.16,17.124,28.01,23.03,21.04,18.07,15.09,14.023,30.031,36]tetraconta-7(15),9,11,13,31,33,35-heptaene-29-carboxylate ?
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C41H48N4O5
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