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,4S,5S,6R,7S,9S,11S,13S,14R)-14-ethyl-7,13-dihydroxy-6-[(2S,3R,4S,6R)-3-hydroxy-4-[2-hydroxyethyl(methyl)amino]-6-methyloxan-2-yl]oxy-4-[(2R,4R,5S,6S)-5-hydroxy-4-methoxy-4,6-dimethyloxan-2-yl]oxy-3,5,7,9,11,13-hexamethyl-oxacyclotetradecan-2-one .
user
C38H71NO12
assistant