retrieve the entire text from the "[(" ")]" from string

Hello, it's there a function , excep regex that can give me the text / sentence between "[(" ")]" from string ?

function than can retrieve the entire text from the "[(" ")]"

Examples :

THE TEXT RESULTS
[(cat)] cat
[(orange)] orange
long sentence with [(cats)] cats
another possible thing with [(test123)] lets continue test123
[(this is text)] this is text
text here [(this is text)] and here this is text

Thanks