C22232313223313232313231323132322331313232223323132313231311311   >>    C2223231322331323231323132313232233131323222332313231323131131   <<    C22232313223313232313231323132322331313232223323132313231311313   >>      C22232313223313232313231323132322331313232223323132313231311312   >>