C3123121111331312121111331333132313331333133313221211113313331323132231111   >>    C312312111133131212111133133313231333133313331322121111331333132313223111   <<    C3123121111331312121111331333132313331333133313221211113313331323132231113   >>      C3123121111331312121111331333132313331333133313221211113313331323132231112   >>