C&Hi0O2 Relative Intensity 100 500 n 80- GO 40- 20- 0 4300 10 ~3090- 3035 9 ~2980- 2875 9000 2H 8 3H 7 6 100 1719 5 ppm 105 121 4 125 2H, quartet LEDD 3 150 2 150 3H, triplet 2000 1 0 530

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