C22213331333133313112331323133313331333133313233311231331123221   >>    C2221333133313331311233132313331333133313331323331123133112322   <<    C22213331333133313112331323133313331333133313233311231331123223   >>      C22213331333133313112331323133313331333133313233311231331123222   >>