Height (pedal, bass, treble) is a factor in naming the chord.
| C | E | G | = C | ||||
| C | E | G | Bb | = C7 | |||
| C | E | G | Bb | D | = C9 | ||
| C | E | G | Bb | D | F# | = C9#11 | |
| C | E | G | Bb | D | F# | A | = C13#11 |
The chord is C13#11 in open voicing. It could be played by 3 trumpets and four trombones. See how the common intervals are in the bass clef and the compound intervals are in the treble clef.
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