In this task, you are given a list. This list contains many lists of integers. The list is several items written within a []. Your task is to find the maximum number among the members of each inner list. The output should be a list comprised of the maximums with the same order as the internal lists.
[[-45, 90, -157, 12, -96, -80, -177], [-91, -93], [-156, 39, -23, 0, -151, 26], [100, -112, -162, -171, -166, 37]]