You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(8S,9R,11S,13S,14S,16S)-9-chloro-11,17-dihydroxy-17-(2-hydroxyacetyl)-1,13,16-trimethyl-7,8,10,11,12,14,15,16-octahydro-6H-cyclopenta[a]phenanthren-3-one The above is the IUPAC name of a molecule. Write its molecular formula.
user
C22H29ClO5
assistant