* ```
   */
  private val subjectAlternativeName: BasicDerAdapter<List<Pair<DerAdapter<*>, Any?>>> =
    generalName.asSequenceOf()

  /**
   * This uses the preceding extension ID to select which adapter to use for the extension value
   * that follows.
   */
  private val extensionValue: BasicDerAdapter<Any?> =
    Adapters
      .usingTypeHint { typeHint ->
        when (typeHint) {

  fun withExplicitBox(
    tagClass: Int = DerHeader.TAG_CLASS_CONTEXT_SPECIFIC,
    tag: Long,
    forceConstructed: Boolean? = null,
  ): BasicDerAdapter<T> {
    val codec =
      object : BasicDerAdapter.Codec<T> {
        override fun decode(reader: DerReader): T = fromDer(reader)

        override fun encode(
          writer: DerWriter,
          value: T,
        ) {