Not counting his overactive use of tobacco, what was the addictive drug used by Sherlock Holmes (in a 7% solution) when he was bored?
Cocaine trade Coke (drug) ATCvet code QS02DA02 Crack+cocaine Freebase cocaine Kilogram of cocaine Benzoylmethylecgonine Powdered cocaine Llello Methylbenzoylecgonine ATC code S02DA02 Crackpipe Crack overdose Nose Candy Cocaine HCl Ye yo Methyl benzoylecgonine ATC code S01HA01 Cocoaine Cocaine trafficking Benzoyl methyl ecgonine Nose candy ATCvet code QN01BC01 ATC code N01BC01 Gaggas Cocain Crack heads Bolivian marching powder ATC code R02AD03 Synthetic cocaine Prohibition of cocaine in the United States Cocaine Abuse Erythroxyline Yeyo Cocaine hydrochloride Cocaine-related disorders ATCvet code QR02AD03 Effects of cocaine Columbian marching powder Cocaine Cocaine hydro-chloride Farlopa ATCvet code QS01HA01