I would like to retrieve all the Pk in order to determine if an LLL attack could be effective for the concerned keys. In this specific case, how can I retrieve the Pk, please? I always manage to obtain Pk2, but not Pk1.

Trx 1
Private key 1
R= 1ecab5908a6a6e5715426b9a3a24f48fab3ace6ee410e297a792ecefd98e5b20

Trx 2 :
Private key 2
R= 1ecab5908a6a6e5715426b9a3a24f48fab3ace6ee410e297a792ecefd98e5b20

Trx 3 :
Private key 2
R= 1ecab5908a6a6e5715426b9a3a24f48fab3ace6ee410e297a792ecefd98e5b20