C3123121111331312121111331333133313331331121133133313132233313321   >>    C312312111133131212111133133313331333133112113313331313223331332   <<    C3123121111331312121111331333133313331331121133133313132233313323   >>      C3123121111331312121111331333133313331331121133133313132233313322   >>