You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
2,3-dihydroxy-2,5,8a-trimethyl-3,4,4a,6,7,8-hexahydro-1H-naphthalene-1,5-dicarboxylic acid The above is the IUPAC name of a molecule. Write its molecular formula.
user
C15H24O6
assistant