The patient is an 85-year-old male who had been complaining of a squeezing sensation in his chest. He had a myocardial infarction 10 years ago. The patient worked as a bartender for 40 years and was exposed to second-hand smoke that entire time. He suffers from hypertension, for which he takes Vasotec. He had a coronary angiography as an outpatient and was diagnosed with lipid-rich plaque coronary artery disease with unstable angina. He is admitted for a scheduled CABG during this stay. What is the coding and sequencing for this case?