BUY COPYRIGHT ONLINE UK - AN OVERVIEW

Butylone has a methyl substitution at RN, a substitution that's shared with MDEA, ethylone, four-MEC, and certain other stimulants and entactogens. Also, butylone contains substitutions at R3 and R4 in the phenyl ring with oxygen groups. These oxygen teams are incorporated right into a methylenedioxy ring via a methylene chain. Butylone shares this