2-((2,5-Dioxopyrrolidin-1-yl)oxy)-1,3-dimethyl-3,4,5,6-tetrahydropyrimidin-1-ium hexafluorophosphate(V) 5g

2-((2,5-Dioxopyrrolidin-1-yl)oxy)-1,3-dimethyl-3,4,5,6-tetrahydropyrimidin-1-ium hexafluorophosphate(V) 5g