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.
[-54, 2.302, 3.609, 6.857, 3.921, -2.384, -87, 28.237, 3, -23.542, -0.525]