So I bought some shards of which I was told were 4mmc from a vendor I won't name. However I have tested it with the marquis, mandelin and mecke reagents. I'm struggling to figure out what it is from the results. Here are some photos and maybe you guys can help me!
http://imgur.com/YzD8wpb http://imgur.com/peXdxJa http://imgur.com/bgRIgo0 http://imgur.com/z7BGEDN http://imgur.com/wbjCdzg http://imgur.com/zd7FiGx http://imgur.com/Lo8vauH http://imgur.com/hNESyAu
Here you go....This should help you :-)
http://www.dhpforum.nl/wiki/index.php/Marquis_Reagent_%28English_Version%29
http://www.bluelight.org/vb/threads/491284-M1-Methylone-4-MMC-Mephedrone-B1-Butylone-test-results
https://drugs-forum.com/forum/showthread.php?t=110775