You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name [(4E,6E,12E)-11,14-dihydroxy-4-methyl-2-[(E)-4-methyl-5-oxopent-3-en-2-yl]-20-oxo-1-oxacycloicosa-4,6,12,18-tetraen-10-yl] carbamate into its molecular formula.
user
C27H39NO7
assistant