C22221232322331313231323132323132323132313232233132313123223321   >>    C2222123232233131323132313232313232313231323223313231312322332   <<    C22221232322331313231323132323132323132313232233132313123223323   >>      C22221232322331313231323132323132323132313232233132313123223322   >>