
1) Organic disulfide
Found on
https://www.crosswordclues.com/clue/sulbutiamine

Sulbutiamine (brand name: Arcalion) is a synthetic derivative of thiamine (vitamin B1). As a dimer of two modified thiamine molecules, it is a lipophilic compound that crosses the blood–brain barrier more readily than thiamine and increases the levels of thiamine and thiamine phosphate esters in the brain. Sulbutiamine was discovered in Japan in...
Found on
http://en.wikipedia.org/wiki/Sulbutiamine
No exact match found.