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.
[-65.387, -6.885, -27.864, 15.468, 11.382, 32.31, -55, -6.891, 20.628, -7.225, -31.201]