C2212133313231331121111331333133313223313113313331333131133121111211   >>    C221213331323133112111133133313331322331311331333133313113312111121   <<    C2212133313231331121111331333133313223313113313331333131133121111213   >>      C2212133313231331121111331333133313223313113313331333131133121111212   >>