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 (5R)-5-[(2-chlorophenyl)methyl]-3-[5-[(2,3-dichlorophenyl)methyl]-1,3-thiazol-2-yl]-2-imino-1,3-thiazolidin-4-one .
user
C20H14Cl3N3OS2
assistant