C222123232321333131133133313331323133313231323133311322122221131211   >>    C22212323232133313113313331333132313331323132313331132212222113121   <<    C222123232321333131133133313331323133313231323133311322122221131213   >>      C222123232321333131133133313331323133313231323133311322122221131212   >>