C22213331333133313112331323133313331333133313211232313331333133313111111232111   >>    C2221333133313331311233132313331333133313331321123231333133313331311111123211   <<    C22213331333133313112331323133313331333133313211232313331333133313111111232113   >>      C22213331333133313112331323133313331333133313211232313331333133313111111232112   >>