Clonazolam also has a 1-methylated triazole ring fused to and incorporating R1 and R2 of its diazepine ring. Clonazolam belongs to a class of benzodiazepines made up of this fused triazole ring, known as triazolobenzodiazepines, distinguished with the suffix “-zolam. The sedative–hypnotic activity of methaqualone was acknowledged in 1955. https://spencerciihg.blogvivi.com/32122039/etizolam-for-sale-no-further-a-mystery