You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Under IUPAC nomenclature, a molecule named 2-chloro-4-[4-[(2-ethylimidazo[5,1-b][1,3]thiazol-3-yl)-hydroxymethyl]triazol-1-yl]phenol is given. What is its corresponding molecular formula?
user
C16H14ClN5O2S
assistant