C22213331333133313112331323133313331333133313222313331333133322123221   >>    C2221333133313331311233132313331333133313331322231333133313332212322   <<    C22213331333133313112331323133313331333133313222313331333133322123223   >>      C22213331333133313112331323133313331333133313222313331333133322123222   >>