You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Please write the molecular formula of the molecule [4-(2,3-dimethylphenyl)piperazin-1-yl]-[2-(imidazo[1,2-a]pyridin-2-ylmethylsulfanyl)phenyl]methanone .
user
C27H28N4OS
assistant