Are there alternatives to 2-Methyl-2-propanyl 3-hydroxy-1-pyrrolidinecarboxylate (CAS: 103057-44-9) in synthesis?

While 2-Methyl-2-propanyl 3-hydroxy-1-pyrrolidinecarboxylate (CAS: 103057-44-9) is a specific compound, there are often alternative reagents and analogs that can be used in synthesis. For instance, similar molecules like 3-hydroxy-1-pyrrolidine-2-carboxylic acid or other 2-methyl derivatives could serve as alternatives. The choice of alternative depends on the specific reaction conditions and the desired product properties.