You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Can you give the molecular formula of the molecule 3-phenyl-2-(pyridin-2-ylmethylsulfanyl)-6-[6-(trifluoromethyl)-1H-benzimidazol-2-yl]-7,8-dihydro-5H-pyrido[4,3-d]pyrimidin-4-one ?
user
C27H21F3N6OS
assistant