[Help Request] How do I get a clean 11.0 client?

I want the clean client, but I do not know how to get it. Please help :<

http://www.realmofthemadgod.com/AGCLoader1360364708.swf

There you go.

That isn't the client. That is the loader for the 11.1 client. To get the actual client you need to replace AGCLoader with AssembleeGameClient.