C222133313331333131123313231333133313331323212331323132313232211   >>    C22213331333133313112331323133313331333132321233132313231323221   <<    C222133313331333131123313231333133313331323212331323132313232213   >>      C222133313331333131123313231333133313331323212331323132313232212   >>