You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
1-(3-amino-1,2,4-trihydroxy-3-methoxybutyl)-4-(2,6-dimethylphenoxy)pyrimidine-2-thione The above is the IUPAC name of a molecule. Write its molecular formula.
user
C17H23N3O5S
assistant