Doing some compatibility testing tonight and have found a handful of chord structures that don't appear to be supported in RB but are documented in BB as supported.

Not that most folks would ever need these but does anyone have reasonable substitutions or shorthand inversions?

C7susb9#11b13
C7sus#9#11b13
C7susb5b9b13
C7susb5#9b13
C7sus#5b9#11
C13sus#5b9#11
C13sus#5#9#11
C7sus#5#9#11
C13sus#5#9#11