C121212123112323223313132322331323331323132322231323132313331131   >>    C12121212311232322331313232233132333132313232223132313231333113   <<    C121212123112323223313132322331323331323132322231323132313331133   >>      C121212123112323223313132322331323331323132322231323132313331132   >>