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 (8S,9R,13R,14R,17R)-16,16,17-trideuterio-13-methyl-6,7,8,9,11,12,14,15-octahydrocyclopenta[a]phenanthrene-3,4,17-triol using the IUPAC nomenclature.
user
C18H24O3
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