C111123313331323113313331333133313331323132333133313331333131133123231   >>    C11112331333132311331333133313331333132313233313331333133313113312323   <<    C111123313331323113313331333133313331323132333133313331333131133123233   >>      C111123313331323113313331333133313331323132333133313331333131133123232   >>