You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
N-(2-ethyl-6-methylphenyl)-1-[6-(4-methylphenyl)imidazo[2,1-b][1,3,4]thiadiazol-2-yl]piperidine-4-carboxamide is the IUPAC name of a molecule. Please give its molecular formula.
user
C26H29N5OS
assistant