Directorate of Revenue Intelligence (DRI) Seizes 218.43 Kilograms of Mephedrone Hydrochloride (A Psychotropic Substance under the Narcotic Drugs & Psychotropic Substances Act, 1985) worth Rs. 30.58 Crore and 15.40 Kilograms of Methamphetamine worth Rs. 15.40 Crore in Rajasthan; Five Persons Arrested Including Kingpin and Mastermind of the Case