I think even if i had two of first HEX numbers i wouldn't be able to solve it anyway.
The remaining search space is 2^(66-2) = 2^64.
It would take approximately 584 years to complete the task in Python.
Fuzzy math?
17 characters minus 2, = 15.
15x4 = 60.
You’d be dealing with a 2^60 search space.