1) Provide IR spectrum of your unknown. (2pts) 2) Assign all possible vibrations on the IR spectrum. (4pts) 3) Use the information from NMR experiment and provide a possible structure of your compound. This structure should be similar to the structure in Lab 3. (4pts) 101.6 95 3058.01 2109.77 1598.31 1574.36 90 1243.26 1070.50 85 1025.82 917.15 1443.64 80 658.09 75 3290.48 70 1487.84 65 %T 60 55 50 689.63 45 40 35 30 754.12 24.6 4000.0 3000 2000 1500 1000 650.0 cm-1