IR-ATR: 3363, 3079, 3047, 2929, 2854, 1683, 1652, 727 cm-1; 1H NMR (400MHz, CDCl3): δ= 7.26-7.16 (14H, m, CHAr), 7.1 (4H, d, J=8.2 Hz, CHAr), 5.89 (2H, d, J=7.3 Hz, 2PhCH), 5.38 (2H, d, J=8.3 Hz, 2NH), 3.89-3.84 (2H, m, 2CH cyclohexyl), 2.2-1.86 (4H, m, 2CH2 cyclohexyl), 1.70-1.54 (8H, m, 4CH2 cyclohexyl), 1.42-0.91 (8H, m, 4CH2 cyclohexyl) ppm; 13C NMR (100MHz, CDCl3): δ= 167.56 (Cq), 161.05 (Cq), 156.54 (Cq), 134.41 (Cq), 133.37 (Cq), 133.31 (CHAr), 129.09 (CHAr), 128.66 (CHAr), 117.75 (CHAr), 93.12 (Cq), 69.66 (CH), 49.11 (CH), 32.90 (CH2), 32.86 (CH2), 25.50 (CH2), 24.95 (CH2), 24.82 (CH2) ppm.