| http://www.w3.org/ns/prov#value | - Indane bisphenols, as described herein, are represented by the structural formula ##STR1## wherein each R1 is independently hydrogen, deuterium, halogen, alkyl having 1 to 4 carbons, alkoxy having 1 to 4 carbons, or a deuterated equivalent thereof; each R2 is an alkyl group having 1 to 4 carbons or a deuterated equivalent thereof; R3 is hydrogen or deuterium when R2 is methyl or its deuterated equ
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