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Problem 6: Determine the correct structure from the provided structures and write this structure in the box provided on the NMR spectrum. Students are provided the 'H and C NMR data to use as additional information to solve this problem. Bobor Structure A Structure B Structure C Structure D Draw the correct structure in the provided box for full credit HA H. Ho *H NMR 8.0 ppm 7.5 ppm 3.0 ppm 1.2 ppm Splitting Integration Complex 7 Complex 10.5 Triplet 7 Triplet 10.5 C13 DEPT-135 No signal No signal Positive Positive Positive Negative Positive 201 ppm 137 ppm 133 ppm 129 ppm 128 ppm 32 ppm 8 ppm HAH HC 7 11 10 9 8 7 6 5 4 3 N 1 ppm