You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Please write the molecular formula of the molecule N-[2-(4,5-dimethyl-1,3-thiazol-2-yl)ethyl]-4-(oxolane-2-carbonyl)-1,4-diazepane-1-carboxamide .
user
C18H28N4O3S
assistant