The cache is not at the pin (of course, that would be too easy) but the pins for my mysteries are never random. If you care to sniff your way through and enjoy this delicious puzzle you'll be able to taste victory. The cache has a narrow neck so be wary of what you put in, but there is room for TBs etc.
North
(Maltol + Lactic Acid) - (Carbon Dioxide + Vermiculite)
(Benzoic Acid - Turmeric) / (Nitrogen - Helium)
(Nitrogen + Gold + Green S + Vitamin C) - (Propane)
West
(Castor Oil) / (Potassium Carbonate)
(Lanolin - Shellac)
(Agar + Zinc Silicate)