Candy Store and Platinum GSC (Platinum Girl Scout Cookies) are two distinct cannabis hybrids rather than a direct official cross of each other, though their flavor profiles and lineages often overlap in sweet, candy-like, and cookie-forward profiles. 

Lineage: Lemon Berry Candy OG × Ethos Cookies #16 (bred by Ethos Genetics)

Effects: Creeper high, calming, relaxed, euphoric, and uplifting [1]

Platinum GSC (Platinum Girl Scout Cookies) Strain

Lineage: OG Kush × Durban Poison (sometimes noted with a secret/unknown third strain) 

Effects: Euphoric boost, tingly body buzz, relaxing, and clear/mellow head high [1]