Charango Chord Chart and Tabs in Ronroco alternative Bolivian Tuning

СиbM♯11, СиbM+11
Notes: Си♭, Ре, Фа, Ми
x,9,8,8,7 (x4231)
x,9,7,8,8 (x4123)
10,9,8,x,7 (432x1)
10,9,7,x,8 (431x2)