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 2-[(1-benzyl-2-chloroquinolin-1-ium-4-yl)methylidene]-3-thia-1-azatricyclo[6.3.1.04,12]dodeca-4,6,8(12)-triene;chloride ?
user
C27H22Cl2N2S
assistant