Format is tab separated multiply preferences.
Name                          	Value
Activate Multiply:	False
Center X (millimeters):	0.0
Center Y (millimeters):	0.0
Open File to be Multiplied	
Number of Columns (integer):	2
Number of Rows (integer):	1
Separation over Extrusion Width (ratio):	15.0
windowPositionMultiply Preferences	329+353