PKIX1 { }
DEFINITIONS IMPLICIT TAGS ::=
BEGIN
id-ce OBJECT IDENTIFIER  ::=  {joint-iso-ccitt(2) ds(5) 29}
id-ce-authorityKeyIde--      Hntifier OBJECT IDENTIFIER ::=  { id-ce 35 }
AuthorityKeyIdentifier ::= SEQUENCE {
      keyIdentifier             [0] KeyIdentifier            OPTIONAL,
      authorityCertIssuer       [1] GeneralNames