C313212111113331323312111133133313331333132233133313231323331121   >>    C31321211111333132331211113313331333133313223313331323132333112   <<    C313212111113331323312111133133313331333132233133313231323331123   >>      C313212111113331323312111133133313331333132233133313231323331122   >>