| http://www.w3.org/ns/prov#value | - Another especially preferred subgroup of the secondary acid generators of Formula III and IV are those of the formula: ##STR21## wherein L1 and L2 are as defined above with reference to Formulae III and IV, R15 is an aryl or alkyl group; and m is 0, 1, 2 or 3, subject to the proviso that, when L1 is a hydroxyl group, L1 and L2 are in the cis orientation to one another.
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