Edit
I meant odor not taste.
Class 8 - Oxidized, Stale, Musty
0800 Stale OTM Old beer, overaged, overpasteurized.
0810 Catty OT Blackcurrant leaves, ribes, tomato plants, oxidized beer.
0820 Papery OT An initial stage of staling, bready (stale bread crumb), cardboard, old beer...