Who among the following was chosen by Shahjahan as his successor to the Mughal throne?

Shah Jahan favored his eldest son, Dara Shikoh, as his successor to the Mughal throne and bestowed upon him the title of 'Shah-i-Buland Iqbal'. However, a war of succession broke out among the four brothers, and Aurangzeb ultimately defeated Dara Shikoh to become emperor.