C131121333133313233213331333133313331333132333133313331323231311331   >>    C13112133313331323321333133313331333133313233313331333132323131133   <<    C131121333133313233213331333133313331333132333133313331323231311333   >>      C131121333133313233213331333133313331333132333133313331323231311332   >>