C222133313331333131123313231333133313331333132323213331333132313221   >>    C22213331333133313112331323133313331333133313232321333133313231322   <<    C222133313331333131123313231333133313331333132323213331333132313223   >>      C222133313331333131123313231333133313331333132323213331333132313222   >>