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| Apr 2006 Reference | Standard Terms for Trust Agreements Section                                                              | USB                |
|--------------------|----------------------------------------------------------------------------------------------------------|--------------------|
| 2.02               | Entry Into Swap Agreement and Other Agreements                                                           | 2/1-12/31          |
| 3.02a              | Administration of the Trust                                                                              | 2/1-12/31          |
| 3.02b              | Administration of the Trust                                                                              | 2/1-12/31          |
| 3.03               | Collection of Certain Underlying Security Payments                                                       | 2/1-12/31          |
| 3.04               | Sale                                                                                                     | N/A                |
| 3.05a              | Unit Account                                                                                             | 9/6-12/31          |
| 3.05b              | Unit Account                                                                                             | 2/1-12/31          |
| 3.06               | Investment of Funds in the Accounts                                                                      | 2/1-12/31          |
| 3.07               | Retained Interest                                                                                        | 9/6-12/31          |
| 3.08               | Access to Certain Documentation                                                                          | 2/1-12/31          |
| 4.01               | Distributions                                                                                            | 2/1-12/31          |
| 4.02a              | Reports to Unitholders and Others - with respect to statement information (i) to (xi)                    | 3/1/2011, 9/1/2011 |
| 4.02a              | Reports to Unitholders and Others - with respect to 8-K filing                                           | 9/1/2011           |
| 4.02a              | Reports to Unitholders and Others - with respect to year end statement                                   | 9/6-12/31          |
| 4.02b              | Reports to Unitholders and Others (b)                                                                    | 2/1-12/31          |
| 4.02c              | Reports to Unitholders and Others (c)                                                                    | 2/1-12/31          |
| 4.02d              | Reports to Unitholders and Others (d)                                                                    | N/A                |
| 4.02e              | Reports to Unitholders and Others (e)                                                                    | 2/1-12/31          |
| 4.02f              | Reports to Unitholders and Others (f)                                                                    | N/A                |
| 4.03               | Calculation of Interest Rates                                                                            | 2/1-12/31          |
| 4.04               | Compliance with Tax Reporting and Withholding Requirements                                               | 2/1-12/31          |
| 4.05               | Preservation of Information, Communications to Holders - with respect to Registrar                       | 9/6-12/31          |
| 5.02               | Execution, Authentication, and Delivery                                                                  | 9/6-12/31          |
| 5.03               | Registration; Registration of Transfer and Exchange                                                      | 9/6-12/31          |
| 5.04               | Mutilated, Destroyed, Lost and Stolen Units                                                              | 9/6-12/31          |
| 5.05               | Distributions in Respect of Units                                                                        | 9/6-12/31          |
| 5.07               | Cancellation                                                                                             | 9/6-12/31          |
| 5.08               | Currency of Distributions in Respect of Units; Redenomination                                            | 9/6-12/31          |
| 5.09               | Appointment of Paying Agent                                                                              | 9/6-12/31          |
| 5.10               | Authenticating Agent                                                                                     | 9/6-12/31          |
| 5.11               | Issuance and Transfer Restrictions                                                                       | 9/6-12/31          |
| 5.11e              | Issuance and Transfer Restrictions                                                                       | 2/1-12/31          |
| 5.12               | Optional Exchange                                                                                        | N/A                |
| 5.13               | Callable Series - with respect to notices                                                                | N/A                |
| 5.13               | Callable Series - with respect to distributions                                                          | N/A                |
| 7.01               | Voting Rights with Respect to Underlying Securities                                                      | 2/1-12/31          |
| 7.02               | Amendments and Waivers Under Swap Agreement and Guarantee                                                | N/A                |
| 8.01               | Realization Upon Default                                                                                 | 2/1-12/31          |
| 9.01               | Liquidation Events                                                                                       | 2/1-12/31          |
| 9.02               | Trust Wind Up Event                                                                                      | 2/1-12/31          |
| 9.03               | Expense Event                                                                                            | 2/1-12/31          |
| 9.05a              | Disposition of Trust Property                                                                            | 2/1-12/31          |
| 9.05b              | Disposition of Trust Property                                                                            | 2/1-12/31          |
| 9.05c              | Disposition of Trust Property - with respect to administration of terminations and liquidations, notices | 2/1-12/31          |
| 9.05c              | Disposition of Trust Property - with respect to distribution of proceeds                                 | 2/1-12/31          |
| 9.05d              | Disposition of Trust Property                                                                            | 2/1-12/31          |
| 9.05h              | Disposition of Trust Property                                                                            | 2/1-12/31          |
| 9.05j              | Disposition of Trust Property                                                                            | 2/1-12/31          |
| 9.06               | Limitation on Notice Requirement                                                                         | 2/1-12/31          |
| 9.08               | Notice Pursuant to an Exchange Act Reporting Event                                                       | 2/1-12/31          |
| 10.01              | Trustee Duties                                                                                           | 2/1-12/31          |
| 11.01              | Termination of Trust                                                                                     | N/A                |
| 12.01              | Amendment of Trust Agreement; Waivers                                                                    | 2/1-12/31          |
| 12.07              | Notice to Rating Agencies                                                                                | 2/1-12/31          |
| 12.08              | Perfection of the Swap Counterparty Security Interest                                                    | N/A                |
| Trust Agreement    |                                                                                                     |               |
| Schedule I         | Callable Series                                                                                          | 2/1-12/31          |
| Schedule I         | Expense Administrator                                                                                    | 2/1-12/31          |
| Schedule I         | Warrant Agent                                                                                            | 2/1-12/31          |
| Schedule I         | Compliance Certificate                                                                                   | N/A                |
| Schedule I         | Officer's Certificate                                                                                    | N/A                |
| Schedule I         | Assessment of Compliance                                                                                 | N/A                |
| Schedule I         | Additional Reports to Depositor                                                                          | 2/1-12/31          |
| Schedule I         | Additional Reports to Unitholders                                                                        | 2/1-12/31          |
| Schedule I         | Distributions Reports                                                                                    | 9/6-12/31          |
| Schedule III       | Additional Warrant Terms                                                                                 | 2/1-12/31          |