C3123121111113313121111331333132313331333131123313331311331323223321321   >>    C312312111111331312111133133313231333133313112331333131133132322332132   <<    C3123121111113313121111331333132313331333131123313331311331323223321323   >>      C3123121111113313121111331333132313331333131123313331311331323223321322   >>