I say leave it. it can be hard to detect off flavors in 6 day old beer...just too green and 'wild' with no subtleties yet.
Unless you work at Budweiser, beer should not go from grain to can in under 7 days
Primary: English Mild
On tap: Pale Ale, Lancelot's Wheat, English Brown Ale, Steam Beer, HoovNuts IPA
Bottled: MOAM, Braggot, Raspberry Melomel, Merlot, Apfelwein, Pyment, Sweet mead, Cabernet
Gal in 2009: 27, Gal in 2010: 34, Gal in 2011: 13, Gal in 2012: 10