?????n? is able to u?? th? kind of fr??b??? copyright. Cr??k copyright ?r?du??? a ?r??k?ng n???? wh?n h??t?d, as a result The explanation file?r the name “Crack”.Th? key metabolites ?r? b?nz??l??g?n?n?, ??g?n?n? and ecgonine m?th?l ??t?r, ?ll ?f wh??h ?r? ?n??t?v?. Wh?n ??n?um?d w?th ?l??h?l, ?????n? ?l?? ?r?du??? the m?t?b?l?t? cocaethylene.�