C22213331333133313112331323133313331333133313222313331333132323112313231311331   >>    C2221333133313331311233132313331333133313331322231333133313232311231323131133   <<    C22213331333133313112331323133313331333133313222313331333132323112313231311333   >>      C22213331333133313112331323133313331333133313222313331333132323112313231311332   >>