You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Please write the molecular formula of the molecule (1R,3aR,7aR)-7a-methyl-1-[(2R)-4-[2-(2-trimethylsilyloxypropan-2-yl)phenyl]but-3-yn-2-yl]-2,3,3a,5,6,7-hexahydro-1H-inden-4-one .
user
C26H38O2Si
assistant