You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(3S,4S)-1-amino-4-hydroxy-3-[(2-methylpropan-2-yl)oxycarbonyl]cyclohexane-1-carboxylic acid The above is the IUPAC name of a molecule. Write its molecular formula.
user
C12H21NO5
assistant