<|user|>Give me a prompt for SD for an an excellent painted portrait of an american gangster from the 20s in new york by peter xiao and yanjun cheng<|end|><|bot|>an excellent painted portrait of an american gangster from the 20s in new york by Peter Xiao and Yanjun Cheng, Stanley Artgerm Lau, 4K resolution, trending on artstation, masterpiece