C3123121111331312121111331333133313223313232233132313331323133311213131   >>    C312312111133131212111133133313331322331323223313231333132313331121313   <<    C3123121111331312121111331333133313223313232233132313331323133311213133   >>      C3123121111331312121111331333133313223313232233132313331323133311213132   >>