Butylone contains a methyl substitution at RN, a substitution that is shared with MDEA, ethylone, four-MEC, and specified other stimulants and entactogens. Furthermore, butylone consists of substitutions at R3 and R4 from the phenyl ring with oxygen teams. These oxygen groups are integrated into a methylenedioxy ring via a methylene https://citychemiststore.com/product/buy-fentanyl-pills-online/