C111113331333132322331333133313331333133313121111331331121111133313331323132211   >>    C11111333133313232233133313331333133313331312111133133112111113331333132313221   <<    C111113331333132322331333133313331333133313121111331331121111133313331323132213   >>      C111113331333132322331333133313331333133313121111331331121111133313331323132212   >>