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[0074] E . xemplary of the h . . nde, bromide and iodid . ahde amon are fluoride hi [00 S e JOnS. , C 0- 

7 ] The cyclic . example b . ammomum salt m b chloride ~xh e!ectn~g esterification re:rtio: srrhesized, for group and effectmme compound having a terf a carboxylic compound with mg ~eutr~lization reaction o/:{; hydro~yl [0076] Th a ~ar oxyhc acid or sulfonamide e resultmg e cyclic armn . compound. 

~:S;f ~:1::~:~~:~!~,;i::,~:;::::::i:ii:’;~i: am• ’.111: acid to a lower group, it is decom- the1:~i~o~t~~1_ng co1?pound red:~~e~t~lar wl eight. As the . 11us10n abiht d mo ecular • h mcreases It . y ecreases and th .d we1g t, ammon• . occurs m the exposed . e ac1 reactivity action! oumf s_adlt reduces its molecu1areg10n _thhat the cyclic ac1 . An •d . we1g t und resined high in >he,n:,o,’!f "’ion controlling , hi~:,"’ is promoted in the exposed r~g10n whereas acid diffi.Jsi;s [007 ] reg10n. n 

7 Thus the differen . posed and exposed . ce_ m reactivity betwe reg10ns is exaggerated I d_en unex› ’ ea mg to an 

