advised Citibanamex Afore in the acquisition of trust bond certificates in connection to the first issuance which was made under a certain program for an amount in investment units equivalent to US$ 265.0 million, ($5,300,000,000.00 Mexican pesos), issued by Banco Monex, S.A., Institución de Banca Múltiple, Monex Grupo Financiero acting as trustee of the trust, whose source of payment are the collection rights of the Arriaga-Ocozocoautla and Tuxtla Gutiérrez-San Cristóbal de la Casas, Chiapas highways derived from the corresponding concession title granted to Concesionaria de Autopistas del Sureste, S.A. de C.V.