C111113331333132322331333133313331311331311211312111111312233121   >>    C11111333133313232233133313331333131133131121131211111131223312   <<    C111113331333132322331333133313331311331311211312111111312233123   >>      C111113331333132322331333133313331311331311211312111111312233122   >>