Shortest path length:7
124-85-82-45-356-354-320-316
124-85-86-45-356-354-320-316
124-85-82-45-356-355-320-316
124-85-86-45-356-355-320-316
124-85-82-45-356-355-317-316
124-85-86-45-356-355-317-316