You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name [(1S,4S,6S,9R,11S,12S,13S,26R)-9-acetyloxy-6-[(2R,3S)-3-benzamido-2-hydroxy-3-phenylpropanoyl]oxy-4,12-dihydroxy-7,11,27,27-tetramethyl-10,15,18,22-tetraoxo-14,17,23,25-tetraoxapentacyclo[11.10.3.14,8.01,26.02,11]heptacos-7-en-3-yl] benzoate into its molecular formula.
user
C52H55NO18
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