Here we would like to draw your attention to WDK_T_SE91 transaction code in SAP. As we know it is being used in the SAP BC-MUS (Musing Tools in BC) component which is coming under BC module (BASIS).WDK_T_SE91 is a transaction code used for Variant Transaction for SE91 in SAP.
It comes under the package WDK_EXAMPLES.
Transaction WDK_T_SE91 technical data table
|Purpose||Variant Transaction for SE91|