prov:value
| - Alternatively, (80) may be treated with a reagent R102???C(O)???R103 wherein R102 and R103, independently of each other, are substituents such as, but not limited to, H, alkyl, alkenyl, alkynyl, -alkylene-aryl, -alkylene-cycloalkyl, and the like, in the presence of a reducing agent such as sodium cyanoborohydrode or sodium triacetoxyborohydride, to afford (71) wherein R100 should be understood as
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