C222133313331333131123313231333133313331333132223133313331333132322112331   >>    C22213331333133313112331323133313331333133313222313331333133313232211233   <<    C222133313331333131123313231333133313331333132223133313331333132322112333   >>      C222133313331333131123313231333133313331333132223133313331333132322112332   >>