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 (4S,5R)-5-[(R)-cyclobutyl(hydroxy)methyl]-4-(cyclohexylmethyl)-2,2-dimethyl-1,3-oxazolidine-3-carboxylic acid .
user
C18H31NO4
assistant