In the early 1980s a street drug sold as synthetic heroin appeared in southern California. This drug contained an impurity called MPTP, which caused irreversible symptoms of Parkinson’s disease...

In the early 1980s a street drug sold as synthetic heroin appeared in southern California. This drug contained an impurity called MPTP, which caused irreversible symptoms of Parkinson’s disease (including immobility, slurred speech, and tremors). The MPTP existed as a hydrochloride salt. Draw this salt.