Common use of Deposito Central de Valores S Clause in Contracts

Deposito Central de Valores S. A. ------- /s/ CFR People's Republic The HongKong and Shanghai Shanghai Securities Central Clearing & ------- of China Banking Corporation Limited, Registration Corporation Shanghai and Shenzhen branches Shenzhen Securities Clearing Co., Ltd. /s/ CFR Colombia Citibank Colombia S.A. Deposito Centralizado de Valores ------- Sociedad Fiduciaria

Deposito Central de Valores S. A. ------- /s/ CFR People's Republic The HongKong Hongkong and Shanghai Shanghai Securities Central Clearing & ------- and of China Banking Corporation Limited, Registration Corporation Shanghai and Shenzhen branches Shenzhen Securities Clearing Co., Ltd. /s/ CFR Colombia Citibank Cititrust Colombia S.A. Deposito Centralizado de Valores ------- Sociedad Fiduciaria

Deposito Central de Valores S. A. ------- /s/ CFR ____ People's Republic The HongKong Hongkong and Shanghai Shanghai Securities Central Clearing & ------- Republic of China Banking Corporation Limited, Registration Corporation Central Clearing & China Shanghai and Shenzhen branches Registration Corporation Shenzhen Securities Clearing Co., Ltd. /s/ CFR ____ Colombia Citibank Cititrust Colombia S.A. Deposito Centralizado Sociedad Fiduciaria de Valores ------- Sociedad FiduciariaValores

Deposito Central de Valores S. A. ------- /s/ CFR People's Republic The HongKong Hongkong and Shanghai Shanghai Securities Central Clearing & ------- of China Banking Corporation Limited, Registration Corporation Shanghai and Shenzhen branches Shenzhen Securities Central Clearing Co., Ltd. /s/ CFR Colombia Citibank Cititrust Colombia S.A. Deposito Centralizado de Valores ------- Sociedad Fiduciaria

Deposito Central de Valores S. A. ------- /s/ CFR ______ People's Republic The HongKong Hongkong and Shanghai Shanghai Securities Central Clearing & ------- of China Banking Corporation Limited, Registration Corporation Shanghai and Shenzhen branches Shenzhen Securities Central Clearing Co., Ltd. /s/ CFR ______ Colombia Citibank Cititrust Colombia S.A. Deposito Centralizado de Valores ------- Sociedad Fiduciaria

Deposito Central de Valores S. A. ------- /s/ CFR People's Republic The HongKong Hongkong and Shanghai Shanghai Securities Central Clearing & ------- of China Banking Corporation Limited, Registration Corporation Shanghai and Shenzhen branches Shenzhen Securities Clearing Co., Ltd. /s/ CFR Colombia Citibank Colombia S.A. Deposito Centralizado de Valores ------- Sociedad FiduciariaLtd.

Deposito Central de Valores S. A. ------- /s/ CFR ___ People's Republic The HongKong and Shanghai Shanghai Hongkong andShanghai Securities Central Clearing & ------- of China Banking Corporation Central Clearing & Limited, Shanghai Registration Corporation Shanghai and Shenzhen branches Shenzhen Securities Clearing Co., Ltd. /s/ CFR ___ Colombia Citibank Cititrust Colombia S.A. Deposito Centralizado de S.A. Valores ------- Sociedad Fiduciaria