C22213331333133313112331323133313331333133313211232313331211113322122321   >>    C2221333133313331311233132313331333133313331321123231333121111332212232   <<    C22213331333133313112331323133313331333133313211232313331211113322122323   >>      C22213331333133313112331323133313331333133313211232313331211113322122322   >>