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.
[4.231, -34.091, 36, 62, 18.701, -32.988, -90.218, 20, 2.68, 17, -11.253]