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: [-33, 10.642, 88, -21.564, 12, 53.159, -3.291, -30.555, 28.201]

[-33, 88, 12]