A 70 y.o. male patient with mild headaches complains of speech disorder, weakness in right limbs. There was a history of miocardial infarction and arrhythmia. On nu eroligical examination there are elements of motor aphasia, central paresis of VII and XII cranial nerves pairs on the right side, cental type of hemiparesis and hemihyperesthisia on the same side. What is the most probable diagnosis?