C232332323213231323132333132311221123123232213231323133313223111   >>    C23233232321323132313233313231122112312323221323132313331322311   <<    C232332323213231323132333132311221123123232213231323133313223113   >>      C232332323213231323132333132311221123123232213231323133313223112   >>