Original: The most eminent and most reverend Lord, Lord [First Name], Cardinal of the Holy Roman Church [Last Name], Who takes to himself the name of [Papal Name].
Simplified: Eminentissimum ac reverendissimum Dominum, Dominum [First Name], Sanctæ Romanæ Ecclesiæ Cardinalem [Last Name], Qui sibi nomen imposuit [Papal Name]. The most eminent and most reverend Lord, the Lord [First Name], Cardinal of the Holy Roman Church [Last Name], Who takes to himself the name of [Papal Name].