A 30-year-old patient complains about inability to become pregnant over 3 years of married life. The patient is of supernutrition type, she has hair along the median abdominal line, on the internal thigh surface and in the peripapillary area. Menses started at the age of 16, they are infrequent and non-profuse. US revealed that the uterus was of normal size, ovaries were 4x5x5 cm large and had a lot of cystic inclusions. What is the most probable diagnosis?