yán / jiū / rén / yuán / zhèng / zài / shí / yàn / shì / lǐ / fēn / xī / xī / luò / sài / bīn / de / huà / xué / xìng / zhì研究人员正在实验室里分析西洛赛宾的化学性质。Researchers are analyzing the chemical properties of psilocybin in the laboratory.