const google.golang.org/protobuf/internal/genid.UninterpretedOption_NamePart_IsExtension_field_name

one use

	google.golang.org/protobuf/internal/genid (current package)
		descriptor_gen.go#L726: 	UninterpretedOption_NamePart_IsExtension_field_name protoreflect.Name = "is_extension"