ChordC♯13sus45-string bass · Standard C♯ thirteenth suspended fourth · Frets 1–3 BEADGR4♭7913noteC♯F♯BD♯A♯roleR4♭7913fret22213frets 1–3C0C1C2C3C4RootC♯1stF♯2ndG♯3rdB StrumArpeggio