You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name (3R,4Z,12R,15S)-14-(1-hydroxy-3-methylbutan-2-yl)-17-pentyl-2,9-dioxa-14,17-diazatetracyclo[10.8.0.01,15.03,11]icosa-4,19-diene-10,13,16-trione into its molecular formula.
user
C26H38N2O6
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