ChordName:
| ""
| "M"
| "maj"
| "Maj"
| "Δ"
| "m"
| "-"
| "min"
| "+"
| "aug"
| "dim"
| "o"
| "º"
| "°"
| "sus2"
| "2"
| "sus4"
| "4"
| "7"
| "dom"
| "dom7"
| "+7"
| "aug7"
| "maj7"
| "M7"
| "Maj7"
| "Δ7"
| "m7"
| "min7"
| "-7"
| "mM7"
| "mMaj7"
| "mΔ7"
| "minΔ7"
| "minMaj7"
| "m7b5"
| "ø"
| "Ø"
| "dim7"
| "o7"
| "º7"
| "°7"
| "9"
| "13"
| "5"