Db Major 9#11, 1st inversion (E# in the bass)
Also written as Dbmaj9#11/E#.
Notes, from the bass up
E# (bass)G#B#D#GC#
The same notes as Db Major 9#11 (E#, G#, B#, D#, G and C#), rearranged so E# is the lowest note. Use it to move between chords with smaller jumps across the keyboard.