C222133313331333131123313231333133313331333132213331333131122112313221   >>    C22213331333133313112331323133313331333133313221333133313112211231322   <<    C222133313331333131123313231333133313331333132213331333131122112313223   >>      C222133313331333131123313231333133313331333132213331333131122112313222   >>