You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule sodium;[5-[2-[3-(3-amino-1-hydroxy-3-oxopropyl)-20,25-dihydroxy-15-(hydroxymethyl)-26-methyl-2,5,8,14,17,23-hexaoxo-18-[[4-[5-(4-pentoxyphenyl)-1,2-oxazol-3-yl]benzoyl]amino]-1,4,7,13,16,22-hexazatricyclo[22.3.0.09,13]heptacosan-6-yl]-2-hydroxyethyl]-2-hydroxyphenyl] sulfate into molecular formula.
user
C55H68N9NaO20S
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