C3132121111331312113313331333133313331333231211111333132322331333221211   >>    C313212111133131211331333133313331333133323121111133313232233133322121   <<    C3132121111331312113313331333133313331333231211111333132322331333221213   >>      C3132121111331312113313331333133313331333231211111333132322331333221212   >>