“…IR: 3265, 1691IR: 3265, , 1657IR: 3265, , 1596IR: 3265, , 1555IR: 3265, , 1498 . 1 H NMR (400 MHz, DMSO-d 6 ): δ = 2.17-2.28 (m, 1 H, CH 2 CH 2 CH), 2.48-2.62 (m, 2 H, CH 2 CH 2 CH), 2.66-2.78 (m, 1 H, CH 2 CH 2 CH), 4.42 (dd, J = 15.2, 6.0 Hz, 1 H, NHCH 2 ), 4.49 (dd, J = 15.2, 6.0 Hz, 1 H, NHCH 2 ), 4.68 (m, 1 H, CH 2 CH 2 CH), 6.25 (t, J = 6.0 Hz, 1 H, CH 2 NH), 6.99 (dd, J = 7.6, 1.6 Hz, 1 H, ArH), 7.10 (td, J = 7.6, 1.6 Hz, 1 H, ArH), 7.14-7.21 (m, 2 H, ArH), 7.30 (m, 3 H, ArH), 7.45 (d,J = 7.9 Hz,2 H,ArH). ,5.21;N,8.52.…”