Great. You see it's not that hard :-). and the sqaure brackets were there, you removed them by mistake when deleting the sound part.
If you can't explain it to a six year old, you don't understand it yourself, Albert Einstein
How to Ask Questions The Smart Way: link and another link
Create MCV example
Debug small programs
How to Ask Questions The Smart Way: link and another link
Create MCV example
Debug small programs