C222212323223313132313231323231323231323132322331323132321212231   >>    C22221232322331313231323132323132323132313232233132313232121223   <<    C222212323223313132313231323231323231323132322331323132321212233   >>      C222212323223313132313231323231323231323132322331323132321212232   >>