set targetKeys to {my CNContactIdentifierKey, my CNContactTypeKey, my CNContactPropertyAttribute, my CNContactNamePrefixKey, my CNContactGivenNameKey, my CNContactMiddleNameKey, my CNContactFamilyNameKey, my CNContactPreviousFamilyNameKey, my CNContactNameSuffixKey, my CNContactNicknameKey, my CNContactPhoneticGivenNameKey, my CNContactPhoneticMiddleNameKey, my CNContactPhoneticFamilyNameKey, my CNContactJobTitleKey, my CNContactDepartmentNameKey, my CNContactOrganizationNameKey, my CNContactPhoneticOrganizationNameKey, my CNContactPostalAddressesKey, my CNContactEmailAddressesKey, my CNContactUrlAddressesKey, my CNContactInstantMessageAddressesKey, my CNContactPhoneNumbersKey, my CNContactSocialProfilesKey, my CNContactBirthdayKey, my CNContactNonGregorianBirthdayKey, my CNContactDatesKey, my CNContactNoteKey, my CNContactImageDataKey, my CNContactThumbnailImageDataKey, my CNContactImageDataAvailableKey, my CNContactRelationsKey, my CNGroupNameKey, my CNGroupIdentifierKey, my CNContainerNameKey, my CNContainerTypeKey, my CNInstantMessageAddressServiceKey, my CNInstantMessageAddressUsernameKey, my CNSocialProfileServiceKey, my CNSocialProfileURLStringKey, my CNSocialProfileUsernameKey, my CNSocialProfileUserIdentifierKey}