C11112331333132311331333133313331333132311213331333133313231311323331   >>    C1111233133313231133133313331333133313231121333133313331323131132333   <<    C11112331333132311331333133313331333132311213331333133313231311323333   >>      C11112331333132311331333133313331333132311213331333133313231311323332   >>