C222133313331333131123313231333133313331333132112323133313232223113121121   >>    C22213331333133313112331323133313331333133313211232313331323222311312112   <<    C222133313331333131123313231333133313331333132112323133313232223113121123   >>      C222133313331333131123313231333133313331333132112323133313232223113121122   >>