C3123121111331312121111331333132313331323221211113313113313231323321321321   >>    C312312111133131212111133133313231333132322121111331311331323132332132132   <<    C3123121111331312121111331333132313331323221211113313113313231323321321323   >>      C3123121111331312121111331333132313331323221211113313113313231323321321322   >>