(mejor calidad,4k,8k,high resolution,Obra maestra:1.2),ultra detallado

(mejor calidad,4k,8k,high resolution,Obra maestra:1.2),ultra detallado,(realista,photorealista,photo-realista:1.37),retrato,profesional,pincelada exquisita,vivid colors,Sharp focus,(studio lighting:1.1),claroscuro sutil,textura satisfactoriamente rica,(warm color tone:0.9),(Soft lighting:0.9),handsome mature man in his 50s, naked, on a bed, lifting up his ass, lying on stomach, closed eyes, calm face,

verybadimagenegative_v1.3, ng_deepnegative_v1_75t, (ugly face:0.8),cross-eyed,sketches, (worst quality:2), (low quality:2), (normal quality:2), lowres, normal quality, ((monochrome)), ((grayscale)), skin spots, acnes, skin blemishes, bad anatomy, DeepNegative, facing away, tilted head, {Multiple people}, lowres, bad anatomy, bad hands, text, error, missing fingers, extra digit, fewer digits, cropped, worstquality, low quality, normal quality, jpegartifacts, signature, watermark, username, blurry, bad feet, cropped, poorly drawn hands, poorly drawn face, mutation, deformed, worst quality, low quality, normal quality, jpeg artifacts, signature, watermark, extra fingers, fewer digits, extra limbs, extra arms,extra legs, malformed limbs, fused fingers, too many fingers, long neck, cross-eyed,mutated hands, polar lowres, bad body, bad proportions, gross proportions, text, error, missing fingers, missing arms, missing legs, extra digit, extra arms, extra leg, extra foot, ((repeating hair))