Charango Chord Chart and Tabs in Ronroco alternative Bolivian Tuning

Sib+7b9, Sib7♯5b9, Sib7+5b9
Notes: Si♭, Re, Fa♯, La♭, Do♭
10,9,11,9,9 (21311)
10,9,9,9,11 (21113)