objectClass ( 2.5.6.7 NAME 'organizationalPerson' SUP person STRUCTURAL MAY ( title $ x121Address $ registeresAddress $ destinationIndicator $ preferredDeliveryMethod $ telexNumber $ telexTerminalIdentifier $ telephoneNumber $ internationaliSDNNumber $ facsimileTelephoneNumber $ street $ postofficeBox $ postalCode $ postalAddress $ physicalDeliveryOfficeName $ ou $ st $ l ) )