BTC puzzle 66 :13zb1hQbWVsc2S7ZTZnP2G4undNNpdh5so
so far found :13zb18UKn2awwhpshZUjhLXZMcGbzC5soJ
the prefix and suffix nearly same
Do you have the private key for the so far found one? I would be interested in comparing it to something. Please and thank you.