3. CHAN 100% M 107 3373 91 3290 IR Spectrum (liquid film) den 40 80 120 4000 3000 1200 800 2000 1600 V (cm) 160 mie canon 13C NMR Spectrum (100 MHz CDCi, solution) DEPT CHI CH. CH 129 128 127 pm emerson solvent proton decoupled 129 128 127 ppm 200 160 120 80 40 0 8 (ppm) TH NMR Spectrum (400MHz, CDQ, solution) Exchanges with D20 expansion TMS 1 72 ppm 10 9 9 8 00 7 6 5 4 3 2 1 0 8 (ppm) 2. CH,Br wm. my IR Spectrum (liquid film) 4000 3000 1200 800 2000 1600 V (cm) expansion 13C NMR Spectrum (500 MHz. CDCI, solution 146 130 Apm DEPT CHACHA expansion 140 130 ppm proton decoupled solvent 200 160 120 80 40 08 (ppm) TH NMR Spectrum (200 MH2 CDC, solution) TRIS | 1 3 1 0 10 9 8 7 6 5 4 N 1 8 (ppm) Identify the structure of the molecules according to the given spectra. 1. C3H30 IR Spectrum liquid film 3354 4000 3000 1200 800 2000 1600 V (cm) 13C NMR Spectrum (500 MHz GDCI, solution proton coupled solvent prolon decoupled 200 160 120 80 40 0 8 (ppm) 'H NMR Spectrum 1200 MHz CDC, solution expansions Tids ppen 1.0 ppm usages with D20 10 9 8 7 6 5 4 4 3 2 2 1 (ppm)