+ `(
+ (Accidentals . (
+ (molecule-callback . ,Local_key_item::brew_molecule)
+ (X-offset-callbacks . (,Side_position_interface::aligned_side))
+ (after-line-breaking-callback . ,Local_key_item::after_line_breaking)
+ (direction . -1)
+ (left-padding . 0.2)
+ (right-padding . 0.4)
+ (meta . ,(grob-description "Accidentals" accidentals-interface font-interface side-position-interface))
+ ))
+
+ (Arpeggio . (