Phenobarbital is 5-ethyl-five-phenylbarbituric acid. Phenobarbital is often a substituted pyrimidine by-product by which The essential framework is barbituric acid, a material that has no CNS action. CNS activity is attained by substituting alkyl, alkenyl, or aryl groups within the pyrimidine ring. It's the following structural formula: You might need this https://israelwxwtq.weblogco.com/31355056/the-fact-about-buy-restoril-capsules-that-no-one-is-suggesting