Chapter 71: Fountain Pen

"What is the chemical reaction formula of phenylsylrodine?" Zhou Changnian patiently repeated, and his tone was very serious.

Jiang Shu quickly organized the language, not in a hurry: "In the past, it was always believed that phenylsyline can only synthesize left-handed isomers, but at a specific temperature and specific air pressure, it can also synthesize left-handed structures, and the equation is ......"

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