You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Name the molecular formula for the molecule established as (1R,2R,5S,8S,9S,12S,13R,14R,15R,17S,19S,22R,23S,26S,27S)-12,27-dihydroxy-3,8,12,17,19,23-hexamethyl-6,18,25-trioxaoctacyclo[13.11.1.01,17.02,14.04,13.05,9.019,27.022,26]heptacos-3-ene-7,24-dione using the IUPAC nomenclature.
user
C30H40O7
assistant