NMR Spectrum

Prediction： 1H NMR (400 MHz, DMSO-d6): delta (ppm) 7.09 (d, J = 8.3 Hz, 2H), 6.94 (d, J = 8.3 Hz, 2H), 5.79 (d, J = 6.1 Hz, 1 H), 3.69 (dt, J = 5.1 , 5.8 Hz, 1 H), 3.01 (dd, J = 5.3, 13.1 Hz, 1 H), 2.90 (dd, J =5.6, 13.4 Hz, 1 H), 1.44 (s, 9H), 1.31 (s, 9H).

    ¹H NMR

¹³C NMR