C222133313331333131123313231333133313331333132223133313231333133313232121   >>    C22213331333133313112331323133313331333133313222313331323133313331323212   <<    C222133313331333131123313231333133313331333132223133313231333133313232123   >>      C222133313331333131123313231333133313331333132223133313231333133313232122   >>