Similarly, they only show reactivity with the strongest of electrophilic reagents (e.g., dioxiranes and salts containing the NF4+ cation).
sˈɪmɪlɚli, ðeɪ ˈoʊnli ʃˈoʊ ɹɪɐktˈɪvᵻɾi wɪððə stɹˈɔŋɡɪst ʌv ɪlˌɛktɹoʊfˈɪlɪk ɹɪˈeɪdʒənts ˈiː.dʒˈiː., daɪˈɑːksɚɹˌeɪnz ænd sˈɔlts kəntˈeɪnɪŋ ðɪ ˌɛnˈɛf fˈoːɹ plˈʌs kˈæɾaɪən.