k = "HrfXtj"
d = "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"
 
key_vals = [ord(c) for c in k]
result = []
for i in range(0, len(d), 2):
    hex_byte = d[i:i+2]
    val = int(hex_byte, 16)
    key_idx = (i//2) % len(key_vals)
    x = val ^ key_vals[key_idx]
    result.append(chr(x))
 
decoded = ''.join(result)
print(decoded)

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