You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Provide the molecular formula for the IUPAC named substance [(3R,4aS,6aR,7S,8R,10aS,10bR)-8-hydroxy-3,4a,7,10a-tetramethyl-3-(oxiran-2-yl)-6-oxo-1,2,5,6a,8,9,10,10b-octahydrobenzo[f]chromen-7-yl]methyl acetate .
user
C22H34O6
assistant