dH (400 MHz, DMSO-d6) 8.61 (1H, d, J 7.48, NH), 8.16 (1H, d, J 8.56, NH), 7.85-7.82 (2H, m, HAr), 7.73 (1H, d, J 8.08, HAr), 7.46 (1H, ddd, J 8.09, 6.91, 1.15, HAr), 7.36 (1H, ddd, J 8.04, 6.92, 1.12, HAr), 7.28-7.12 (12H, m, HAr), 4.66 (1H, td, J 9.04, 4.20, CH*), 4.54 (2H, s, OCH2), 4.51-4.46 (1H, m, CH*), 4.04 (2H, q, J 7.11, CH2CH3), 3.05-2.93 (3H, m, PhCaH2 and PhCbHaHb), 2.85 (1H, dd, J 13.86, 9.70, PhCbHaHb), 1.09 (3H, t, J 7.10, CH2CH3).
dC (100 MHz, DMSO-d6) 171.19, 170.95, and 167.23 (C=O), 155.48, 137.45, 136.93, 134.01, 129.32, 129.17, 129.07, 128.73, 128.20, 127.96, 127.47, 126.76, 126.53, 126.38, 126.26, 123.82, 118.43, and 107.32 (CAr), 66.68 (OCH2), 60.51 (CH2CH3), 53.69 (CH*), 53.16 (CH*), 37.45 (PhCbH2), 36.68 (PhCaH2), 13.89 (CH2CH3).
HRMS (ESI) m/z: [M+Na]+ calcd for C32H32N2NaO5 547.2203; found 547.2197.