Standard
B♭ major second dyad · Frets 1–3
Two notes: the first in its name is the lower
B♭ major second dyad · Frets 1–3
C minor seventh dyad · Fret 3
C quartal chord, three notes · also C7sus4 (no 5th) · Fret 3
C quartal chord, four notes · also Cm7(add11), no 5th · Fret 8