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.

[-55.13, 7.387, 9.881, -20, 6, -38.56, 89]
[-20, 6, 89]

[29.032, -21, -11.378, -16.73, -51.313, 38.004, 67]
[-21, 67]

[-22.43, -27.285]