C22213331333133313112331323133313331333133313211232313133313111321   >>    C2221333133313331311233132313331333133313331321123231313331311132   <<    C22213331333133313112331323133313331333133313211232313133313111323   >>      C22213331333133313112331323133313331333133313211232313133313111322   >>