You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Can you give the molecular formula of the molecule 2,4-dihydroxy-5-methoxypentanal;4-(dimethoxymethyl)-6-(methoxymethyl)-2-phenyl-1,3-dioxane;[6-(dimethoxymethyl)-2-phenyl-1,3-dioxan-4-yl]methanol;5,5-dimethoxypentane-1,2,4-triol;1,1-dimethoxypent-4-en-2-ol;5-(methoxymethyl)oxolane-2,3-diol;methyl methanesulfonate ?
user
C57H102O29S
assistant