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.
[-68, -61.719, -23.863, 25, 74, -1.275, 26, 97, 4, 1.403, -30.916]