C3123121111331312121111331333133313231333132331211113313223323231   >>    C312312111133131212111133133313331323133313233121111331322332323   <<    C3123121111331312121111331333133313231333132331211113313223323233   >>      C3123121111331312121111331333133313231333132331211113313223323232   >>