C3123121111331312121111331333132313331333133313331333223313331311212331   >>    C312312111133131212111133133313231333133313331333133322331333131121233   <<    C3123121111331312121111331333132313331333133313331333223313331311212333   >>      C3123121111331312121111331333132313331333133313331333223313331311212332   >>