Network Unlock Code needed / BB Z10

[Suyogya]

Hello all,
I am looking for the unlock code for my device its BB Z10 / STL100-1. Only 1 attempt is remaining out of 10. I don't want to take risks. Pls, help me to get a 100% working unlock code for this last attempt.
I really appreciate your help.
Network - Claro Telecom / Brazil I believe
Thank you.

 

[mediapeople]

Chimera tool support this model

 

[Suyogya]

Chimera tool support this model

I found many videos on youtube on how to unlock the phone. Could you pls provide the link to any video which shows how to unlock blackberry z10
Never tried unlocking any network-locked device on my own and as I said, it's the last attempt I have so pls guide me.
Thank you.

 

[Suyogya]

All anyone pls help to provide unlock code for this device..