You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule [4-[(3,4-dichlorophenyl)methyl]piperazin-1-yl]-[5-(5-ethylthiophen-2-yl)-7-(trifluoromethyl)pyrazolo[1,5-a]pyrimidin-2-yl]methanone into molecular formula.
user
C25H22Cl2F3N5OS
assistant