Definition: In this task you will be given a list of numbers. You should remove any number that is not an integer (whole number). If every number is not an whole number then an empty list ("[]") should be returned. Otherwise, answer with the list of whole numbers separated by comma inside brackets.
Input: [-30.405, -7.667, -99, -86, 32.494, 13, 5.438, 51.332, -70.728]

[-99, -86, 13]