C22213331333133313112331323133313331333133313221333133313133313131122233221   >>    C2221333133313331311233132313331333133313331322133313331313331313112223322   <<    C22213331333133313112331323133313331333133313221333133313133313131122233223   >>      C22213331333133313112331323133313331333133313221333133313133313131122233222   >>