C222133313331333131123313231333133313331333132112323113313231313311   >>    C22213331333133313112331323133313331333133313211232311331323131331   <<    C222133313331333131123313231333133313331333132112323113313231313313   >>      C222133313331333131123313231333133313331333132112323113313231313312   >>