You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule magnesium;methyl (1Z,3R,9Z,13Z,19E,21S,22S)-22-[3-[(E,7R)-3,7-dimethylnon-2-enoxy]-3-oxopropyl]-16-ethenyl-11-ethyl-12,17,21,26-tetramethyl-4-oxo-7,23,24,25-tetrazanidahexacyclo[18.2.1.15,8.110,13.115,18.02,6]hexacosa-1,5,8(26),9,11,13,15,17,19-nonaene-3-carboxylate into molecular formula.
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C46H54MgN4O5-2
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