Pink copyright has also been referred to as tusi. The first compound in tusi was 2C-B, a copyright phenylethylamine. When 2C-B turned more challenging to have, drug businesses shifted to some drug cocktail, which they dyed pink and offered as pink copyright. Currently 2C-B is usually a Schedule I drug, https://cruzxrhwk.magicianwiki.com/1324289/buy_2c_b_pink_copyright_powder_options