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.

[-67.704, 90, -31, 60, -1.327, -35, -22.537, -73]
[90, -31, 60, -35, -73]

[23, -0.656, -7.675, -26.181, 40.927, 33]
[23, 33]

[-13, -28.723, 16.146]

[-13]