You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(5R,6S)-5,6-dihydroxy-3-[(3R)-4-hydroxy-3-methylpentyl]-6-[(3R)-3-methylpentyl]cyclohex-2-en-1-one is the IUPAC name of a molecule. Please give its molecular formula.
user
C18H32O4
assistant