You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
diethyl 3-methyl-5-[(2-methyl-1,3-thiazole-4-carbonyl)amino]thiophene-2,4-dicarboxylate The above is the IUPAC name of a molecule. Write its molecular formula.
user
C16H18N2O5S2
assistant