C111113331333132322331333133313331311331322331311211312113312121   >>    C11111333133313232233133313331333131133132233131121131211331212   <<    C111113331333132322331333133313331311331322331311211312113312123   >>      C111113331333132322331333133313331311331322331311211312113312122   >>