prov:value
| - The catalyst composition of claim 6, where R3 is a hydrogen or an alkyl, cycloalkyl, substituted cycloalkyl, alkenyl, cycloalkenyl, substituted cycloalkenyl, aryl, substituted aryl, aralkyl, alkaryl, allyl, or alkynyl group, and where R5 is an alkylene, substituted alkylene, cycloalkylene, substituted cycloalkylene, alkenylene, substituted alkenylene, cycloalkenylene, substituted cycloalkenylene,
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