Sentence 1: In the United Kingdom , mescaline in dried powder form is a Class A drug . However , purified cactus can be bought and sold legally .
Sentence 2: In the United Kingdom , meskaline is a class A drug in purified powder form , but dried cactus can be bought and sold legally .
Question: Do Sentence 1 and Sentence 2 express the same meaning? Yes or No?