C3123223313331322121111331333133313231333132333133313331311112331333133311331   >>    C312322331333132212111133133313331323133313233313331333131111233133313331133   <<    C3123223313331322121111331333133313231333132333133313331311112331333133311333   >>      C3123223313331322121111331333133313231333132333133313331311112331333133311332   >>