C22221232322331313231323132323132323132313232233132313232112313321   >>    C2222123232233131323132313232313232313231323223313231323211231332   <<    C22221232322331313231323132323132323132313232233132313232112313323   >>      C22221232322331313231323132323132323132313232233132313232112313322   >>