C222212323223313132313231323231323231323132322331323132321233132211   >>    C22221232322331313231323132323132323132313232233132313232123313221   <<    C222212323223313132313231323231323231323132322331323132321233132213   >>      C222212323223313132313231323231323231323132322331323132321233132212   >>