It is the falling şed of Çargah Makam on Acem Aşiran tone and formed by the addition of Çargah Pentachord on Acem Aşiran tone to Çargah Tetrachord on Çargah tone.
Musical development; starts from around Acem note. Tonics are Acem and Çargah tone. The final tone is Acem Aşiran after the leading tone Hüseyni Aşiran.