Can I get out of Brumwell's dining room?

Hint 1 of 7:

Of course you can.

Hint 2 of 7:

All of the items you'll need are available in this room.

Hint 3 of 7:

When in doubt, pick up and move anything you can.

Hint 4 of 7:

Start by moving the painting toward the left of the screen.

Hint 5 of 7:

You'll need a way to unlock that safe.  Even in Holmes's time, they had
remote controls.