You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
1-(2-hydroxyethyl)-1-methyl-3-[(2-propan-2-yl-1,3-thiazol-4-yl)methyl]urea The above is the IUPAC name of a molecule. Write its molecular formula.
user
C11H19N3O2S
assistant