C12121223131323223313132322331323132313111122313231323132333111   >>    C1212122313132322331313232233132313231311112231323132313233311   <<    C12121223131323223313132322331323132313111122313231323132333113   >>      C12121223131323223313132322331323132313111122313231323132333112   >>