C1111121111331311211331333133313331333133313231331121111331333133313232311321   >>    C111112111133131121133133313331333133313331323133112111133133313331323231132   <<    C1111121111331311211331333133313331333133313231331121111331333133313232311323   >>      C1111121111331311211331333133313331333133313231331121111331333133313232311322   >>