Each of the following "C NMR spectra is associated with one of the compounds (1-3) below. Identify the compound associated with each spectrum. Explain your reasoning. wi (1) (2) (3) Spectrum A 13C NMR 200 180 160 140 120 100 80 60 40 20 00.22 ro Spectrum B 13C NMR 200 180 160 140 120 100 80 60 40 20 COS-03-859 ppm Spectrum C 13C NMR 200 180 160 140 120 100 80 60 40 20 0 COS-03-414