C3123121111331312121111331333133313331331121133131133112113313331333132323221   >>    C312312111133131212111133133313331333133112113313113311211331333133313232322   <<    C3123121111331312121111331333133313331331121133131133112113313331333132323223   >>      C3123121111331312121111331333133313331331121133131133112113313331333132323222   >>