C222123232321333131133133313331323133313231323133311322321311111211   >>    C22212323232133313113313331333132313331323132313331132232131111121   <<    C222123232321333131133133313331323133313231323133311322321311111213   >>      C222123232321333131133133313331323133313231323133311322321311111212   >>