You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
1-(5-chlorothiophen-2-yl)sulfonyl-N-(6-ethoxy-1,3-benzothiazol-2-yl)-N-(pyridin-3-ylmethyl)piperidine-2-carboxamide is the IUPAC name of a molecule. Please give its molecular formula.
user
C25H25ClN4O4S3
assistant