Outside 234 Sudoku (1088)

Instruction:

Apply classic sudoku rules. Digits outside the grid must appear in the 2nd, 3rd or 4th cell of the grid in the corresponding direction.

Reference: WPF (1)

Examples:

WPF Sudoku GP 2023 - Round 1 (189)

Parent puzzle:
Outside Sudoku

Related puzzles:
Inner Frame Sum Sudoku