In this task, you are given an input list A. You need to extract and sort the unique digits used in the list in ascending order. Return -1 if there is no digit in the list.

['459', 'i', 'z', '353', '301', 'f', 'q', '461', 'o', '129', '263']

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
0, 1, 2, 3, 4, 5, 6, 9