 3") is a compilation album released by Marco Antonio Solís on February 27, 2007.This album became his seventh number-one set on the "Billboard" Top Latin Albums.The album was released in a standard CD presentation and in a CD/DVD combo including the music videos for the singles "Sin Lado Izquierdo", "Mi Mayor Necesidad", "Tu Amor o Tu Desprecio" and "Casas de Cartón".