F 7alt, 2nd inversion (Eb in the bass)
Also written as F7alt/Eb.
Notes, from the bass up
Eb (bass)GbG#DbFA
The same notes as F 7alt (Eb, Gb, G#, Db, F and A), rearranged so Eb is the lowest note. Use it to move between chords with smaller jumps across the keyboard.