4-amino-1-[6-(hydroxymethyl)-2-phenyl-3a,4,6,6a-tetrahydrofuro[3,4-d][1,3]dioxol-4-yl]pyrimidin-2-one

溴酸钾

seleninyl bromide seleninyl bromide

五溴化磷

2,2-二溴丙二腈