C222133313331333131123313231333133313331333133313331333133313113313112113331   >>    C22213331333133313112331323133313331333133313331333133313331311331311211333   <<    C222133313331333131123313231333133313331333133313331333133313113313112113333   >>      C222133313331333131123313231333133313331333133313331333133313113313112113332   >>