I was interested in your program SimRNA, so I tried to download it in Linux, unfortunately I have not success.

1. I download the program SimRNA64bitlinux .tgz
2. extract the file SimRNA64bitlinux
3. I create a link of “the file data” inside the file SimRNA64bitlinux
4. Then., I tried to use the commands:

, but it says SimRNA command not found inside the output