Definition: 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.
Input: [64.392, 60, 12.012, -7.207, 60, -0.325, -21, 27, 59.93, -86, -6]

[60, 60, -21, 27, -86, -6]