B Quartal (So What), 3rd inversion (C# in the bass)
Also written as B quartal/C#.
Notes, from the bass up
C# (bass)F#BEA
The same notes as B Quartal (So What) (C#, F#, B, E and A), rearranged so C# is the lowest note. Use it to move between chords with smaller jumps across the keyboard.