Buy Quality Pure MMB-Chminaca Powder Online is also commonly known as MDMB-CHMICA and MMB CHMICA, is an indole-based synthetic cannabinoid that is a potent agonist of the CB1 receptor. It is known to have an efficacy of 94% and an EC50 value of 0.14 nM, which is lower than other commonly known chemical substances of this type. The physiological and toxicological properties of this compound are widely unknown