You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
6-[6-(1-hydroxyethyl)-1,3-benzodioxol-5-yl]-2,2-dimethyl-3a,4,5,6,7,7a-hexahydro-1,3-benzodioxole-5-carbaldehyde The above is the IUPAC name of a molecule. Write its molecular formula.
user
C19H24O6
assistant