Harold is a 54-yr old man that presents to the ER with left-sided, crushing chest pain, shortness of breath, and dizziness for the past 3 hours. His chemistry labs show: Troponin I >100ng/mL CK 10. What is the most likely diagnosis for Harold's condition?
1) Myocardial infarction
2) Pulmonary embolism
3) Gastroesophageal reflux disease
4) Anxiety attack