Realistic and perfect navel

(nsfw:1.5),low quality, worst quality, out of focus, ugly, error, jpeg artifacts, lowers, blurnipples, pubic hairry, bokeh, bad anatomy, long neck, long body, longbody, deformed mutated disfigured, missing arms, extra arms, mutated hands, extra legs, bad hands, poorly drawn hands, malformed hands, missing limb, floating limbs, disconnected limbs, extra fingers, bad fingers, liquid fingers, poorly drawn fingers, missing fingers, extra digit, fewer digits, ugly face, deformed eyes, partial face, partial head, bad face, inaccurate limb, cropped, text, signature, watermark, username, artist name, stamp, title, subtitle, date, footer, header, half open eyes,