ChordB♭7♯9♯117-string · Standard B♭ dominant seventh sharp nine sharp eleven · Open position BEADGBER♭7♯9noteB♭DA♭C♯EroleR3♭7♯9♯11fret10120frets 1–2C1C2C3C4C5C6RootB♭1stD2ndF3rdA♭ StrumArpeggio