C2223231322331323231323132313231313233313132322331313233313232211331   >>    C222323132233132323132313231323131323331313232233131323331323221133   <<    C2223231322331323231323132313231313233313132322331313233313232211333   >>      C2223231322331323231323132313231313233313132322331313233313232211332   >>