C1111133313331323223313331333133313331323131232233132313231111331   >>    C111113331333132322331333133313331333132313123223313231323111133   <<    C1111133313331323223313331333133313331323131232233132313231111333   >>      C1111133313331323223313331333133313331323131232233132313231111332   >>