What we learned as undergrad +09 0.9 △G°=2(.9)+1(+3.7)=5.5 kcal/mol Estimates of In-Plane 1, 2&1, 3-Dimethyl Eclipsing Interactions AG3.1WuXiͲ Genentech MedChem Team 4 H + 0.9* + 0.9* ** What we learned as undergrad 'G