This item has become pressed into 30 mg pellets and it should be mentioned that this product is not for human use and strictly for analysis reasons only.Flipping the direction from the R2 and R1 bonds leads to the R- and S- enantiomers of O-Desmethyltramadol. O-DMST is almost similar to tramadol, and is also named for The shortage on the methyl gro