C1311213331333132332133313331333133313331333132233132233133313231323131121121   >>    C131121333133313233213331333133313331333133313223313223313331323132313112112   <<    C1311213331333132332133313331333133313331333132233132233133313231323131121123   >>      C1311213331333132332133313331333133313331333132233132233133313231323131121122   >>