X500AttributeTypeAndValue

    AttributeTypeAndValue ::= SEQUENCE {
      type     AttributeType,
      value    AttributeValue }

    AttributeType ::= OBJECT IDENTIFIER

    AttributeValue ::= ANY -- DEFINED BY AttributeType

    DirectoryString ::= CHOICE {
          teletexString           TeletexString (SIZE (1..MAX)),
          printableString         PrintableString (SIZE (1..MAX)),
          universalString         UniversalString (SIZE (1..MAX)),
          utf8String              UTF8String (SIZE (1..MAX)),
          bmpString               BMPString (SIZE (1..MAX)) }