5-Hydroxy-7-acetoxyflavone is a natural product from Oroxylum indicum.

Atracurium besylate is a non-depolarizing neuromuscular blocking agent with short duration of action. Its lack of significant cardiovascular effects and its lack of dependence on good kidney function for elimination provide clinical advantage over alternate non-depolarizing neuromuscular blocking agents.

7-Hydroxy-4-methyl-8-nitrocoumarin is a coumarin derivative.