C222133313331333131123313231333133313331333132213331333131322331323222211   >>    C22213331333133313112331323133313331333133313221333133313132233132322221   <<    C222133313331333131123313231333133313331333132213331333131322331323222213   >>      C222133313331333131123313231333133313331333132213331333131322331323222212   >>