Eb 7b13, 1st inversion (G in the bass)
Also written as Eb7b13/G.
Notes, from the bass up
G (bass)A#C#BD#
The same notes as Eb 7b13 (G, A#, C#, B and D#), rearranged so G is the lowest note. Use it to move between chords with smaller jumps across the keyboard.