Eb Major 9#11, 4th inversion (E# in the bass)
Also written as Ebmaj9#11/E#.
Notes, from the bass up
E# (bass)AD#GA#D
The same notes as Eb Major 9#11 (E#, A, D#, G, A# and D), rearranged so E# is the lowest note. Use it to move between chords with smaller jumps across the keyboard.