C1111233133313231133133313331333133313231323331311331323131311321331   >>    C111123313331323113313331333133313331323132333131133132313131132133   <<    C1111233133313231133133313331333133313231323331311331323131311321333   >>      C1111233133313231133133313331333133313231323331311331323131311321332   >>