You should first let the handkerchief free.
In the ooze. Right. You can't move it with your telekinesis, this time.
Everything is too far.
Do you have string ? ?
You find some string from the left drawer downstairs
Now, just attach something into it to pick up the handkerchief.
The bent spoon. Attach it to the string and use that to pick the handkerchief up.