C222123232321333131133133313331323133313231323133311322321132131211   >>    C22212323232133313113313331333132313331323132313331132232113213121   <<    C222123232321333131133133313331323133313231323133311322321132131213   >>      C222123232321333131133133313331323133313231323133311322321132131212   >>