Provide compounds consistent with the following data, and briefly explain how each piece of data fits with the compound you provided.
Compound 1: IR 3050-3150 cmâ»Â¹ (medium); 1600, 1850 cmâ»Â¹ (medium) NMR & 7.2 (m, 3H), 7.45 (m, 2H)
Mass spectrum: 3388, 808, 829, 3330, 3934 (m/z)
Compound 2: IR 3050-3150 cmâ»Â¹ (medium); 2850-2950 cmâ»Â¹ (strong); 1715 cmâ»Â¹ (strong); 1600 cmâ»Â¹ (medium)
Compound 3: IR 3050-3150 cmâ»Â¹ (medium); 2850-2950 cmâ»Â¹ (strong); 1620 cmâ»Â¹ (medium) NMR & (δ) 1.01 (s, 9H); 4.82 (m, 1H); 4.93 (m, 1H); 5.83 (m, 1H) (all protons are shown in NMR)