You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Can you give the molecular formula of the molecule ethyl (2S)-2-hydroxy-2-[(2S,5R)-5-[(2R)-5-hydroxy-5-(2-hydroxypropan-2-yl)-2-methyloxolan-2-yl]-2-methyloxolan-2-yl]acetate ?
user
C17H30O7
assistant