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 (1S,6S,9S,10R,13S,17S)-6-[(2S,4S,5R,6R)-4-methoxy-5-[(2S,4S,5R,6R)-4-methoxy-5-[(2S,4R,5R,6R)-4-methoxy-5-[(2S,4S,5R,6R)-4-methoxy-6-methyl-5-[(2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxyoxan-2-yl]oxy-6-methyloxan-2-yl]oxy-6-methyloxan-2-yl]oxy-6-methyloxan-2-yl]peroxy-9,13,18-trimethyl-19,20-dioxapentacyclo[10.7.1.01,10.04,9.013,17]icosan-14-one .
user
C55H90O22
assistant