1 H NMR ( 400 MHz , 메탄올 - d 4 ) δ 8 . 36 ( d , J = 2 . 4 Hz , 1 H ) , 7 . 61 ( d , J = 2 . 3 Hz , 1 H ) , 7 . 44 ( d , J = 7 . 9 Hz , 2 H ) , 7 . 36 - 7 . 28 ( m , 4 H ) , 7 . 07 ( d , J = 9 . 0 Hz , 1 H ) , 6 . 64 ( d , J = 2 . 3 Hz , 1 H ) , 4 . 95 ( t , J = 7 . 5 Hz , 2 H ) , 4 . 83 ( dd , J = 8 . 0 , 5 . 1 Hz , 2 H ) , 4 . 53 ( dq , J = 12 . 1 , 6 . 2 , 5 . 7 Hz , 1 H ) , 4 . 28 ( dd , J = 14 . 1 , 2 . 4 Hz , 2 H ) , 4 . 19 - 4 . 06 ( m , 4 H ) , 4 . 00 - 3 . 89 ( m , 5 H ) , 3 . 75 ( s , 2 H ) , 3 . 60 ( d , J = 16 . 6 Hz , 6 H ) , 3 . 49 ( d , J = 13 . 6 Hz , 2 H ) , 2 . 95 ( td , J = 12 . 3 , 11 . 7 , 7 . 2 Hz , 2 H ) , 2 . 87 - 2 . 79 ( m , 2 H ) , 2 . 29 - 2 . 21 ( m , 2 H ) , 2 . 20 - 2 . 08 ( m , 2 H ) , 0 . 88 ( s , 9 H ) , 0 . 82 ( s , 9 H ) .