Natri amide Propyn Lưu huỳnh tetrafluoride Selegilin Acetylen Hydrocarbon thơm đa vòng Alkadien Polyacen Cycloalkan Hydrocarbon thơm Hydrocarbon Alkan Alkyn 1,2,3-Trimethylbenzen Aleksey Anatolyevich Navalnyy
Natri amide Propyn Lưu huỳnh tetrafluoride Selegilin Acetylen Hydrocarbon thơm đa vòng Alkadien Polyacen Cycloalkan Hydrocarbon thơm Hydrocarbon Alkan Alkyn 1,2,3-Trimethylbenzen Aleksey Anatolyevich Navalnyy