7-String Guitar Chord Chart and Tabs in fake 8 string Tuning

Sib7/6sus4, Sib7,6sus4
Notes: Si♭, Re, Fa, Sol, La♭, Do, Mi♭
6,10,8,6,6,7,6 (1431121)
6,6,8,10,6,7,6 (1134121)