For each spectrum, the complete structure of the unknown is to be determined, and each signal assigned to H's in the structure. These are to be written on the printout of each spectrum. Formula: C8HO2 H NMR C NMR 3H, S 1H, s 2H, d 2H, d 12 11 10 200 180 160 140 120 100 80 60 40 20 ppm 4000 3000 2008 1000 100 NAVENUNBERI 3076 3010 2964 2937 77 2904 81 2041 2826 86 2800 77 1429 72 1182 68 1162 1108 1036 643 70 79 2736 72 1702 1600 1424 74 632 84 77 1390 1319 77 68 606 58 37 43 66 49 1006 697 S14 60 1511 18 1450 68 74 1301 1261 86 62 36 70 655 74 1442 1214 43 830