C22221232322331313231323131323123231323132322331313113313231323221   >>    C2222123232233131323132313132312323132313232233131311331323132322   <<    C22221232322331313231323131323123231323132322331313113313231323223   >>      C22221232322331313231323131323123231323132322331313113313231323222   >>