Legal advisors to Cepsa Colombia S.A. (“Cepsa”), a Spanish energy group, in its sale to Advent International of a minority interest in Oleoducto Central S.A. (“Ocensa”), a Colombian company managing Colombia’s largest crude oil pipeline. The sale, makes part of Advent International’s US$1.1 billion acquisition of approximately 22% of Ocensa from Talisman Energy Inc., Total Colombia Pipeline and Cepsa.