C2212133313231331121111331333133313223313113313331311331312323233121   >>    C221213331323133112111133133313331322331311331333131133131232323312   <<    C2212133313231331121111331333133313223313113313331311331312323233123   >>      C2212133313231331121111331333133313223313113313331311331312323233122   >>