C3123121111331312121111331333133313331333121333132313331313331323211   >>    C312312111133131212111133133313331333133312133313231333131333132321   <<    C3123121111331312121111331333133313331333121333132313331313331323213   >>      C3123121111331312121111331333133313331333121333132313331313331323212   >>