Chapter 29 — Organic chemicals
Allobarbital (INN), amobarbital (INN), barbital (INN), butalbital (INN), butobarbital (INN), cyclo-barbital (INN), methylphenobarbi-tal (INN), pentobarbital (INN), secbutabarbital (INN), phenobar-bital (INN), secobarbital (INN), and vinylbital (INN); salts thereof