"a legal "Research Chemical" with effects similar to MDMA (Methylone/bk-MDMA)"
Someone that is quick to assume without reading could easily make this mistake.. there are my research chemicals that are not technically categorized and not MDMA.
Read about Sasha to start https://en.wikipedia.org/wiki/Alexander_Shulgin
RIP Sasha, PiHKaL and TiHKaL were, stereotypically, staple books on my shelf during adolescence.