pants (replaces Duoweave composite skinny jeans and its variations) :
Game.AddToInventory("Items.Pants_01_old_03", 1)

shorts (replaces Classic aramid-weave denim shorts and its variations) :
Game.AddToInventory("Items.Shorts_01_basic_01", 1)

panties (repalces skirt Tear-resistant office skirt and its variations) :
Game.AddToInventory("Items.FormalSkirt_02_basic_01", 1)