Wiring harness design in CATIA V5 - 3D modeling Week 7 Challenge

already week 4 doing this model in this week question is doing that model flatening
and drewing this model,take new product and goto flatening work bench and click flatening command and click window and click tile vertical it comes two windows and click extract command
after click the flaten command an dclick the connector.finally comes the flatening .
take new drawing sheet click front view and go to model click view model come to drawing sheet and ckick it and go to bom