EXHIBIT 1
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AGREEMENT AS TO JOINT FILING OF SCHEDULE 13G
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Each of the undersigned hereby affirms that it is individually eligible to use
Schedule 13G, and agrees that this Schedule 13G is filed on its behalf.
Dated: February 14, 2012
CITICORP TRUST, N.A.
As Trustee for Eternity Four Trust
By: /s/ Xxxxxxx Xxxxx
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Name: Xxxxxxx Xxxxx
Title: Senior Vice President
CITIBANK, N.A.
By: /s/ Xxx X. Xxxxxxx
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Name: Xxx X. Xxxxxxx
Title: Assistant Secretary
CITICORP
By: /s/ Xxx X. Xxxxxxx
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Name: Xxx X. Xxxxxxx
Title: Assistant Secretary
CITIGROUP INC.
By: /s/ Xxx X. Xxxxxxx
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Name: Xxx X. Xxxxxxx
Title: Assistant Secretary