Butylone is made up of a methyl substitution at RN, a substitution that's shared with MDEA, ethylone, 4-MEC, and certain other stimulants and entactogens. On top of that, butylone incorporates substitutions at R3 and R4 in the phenyl ring with oxygen groups. These oxygen teams are included into a methylenedioxy https://englanda295lkb7.homewikia.com/user