1 H NMR ( 400 MHz , 메탄올 - d 4 ) δ 8 . 21 ( dd , J = 2 . 2 , 0 . 7 Hz , 1 H ) , 7 . 90 - 7 . 69 ( m , 2 H ) , 7 . 61 ( d , J = 2 . 3 Hz , 1 H ) , 7 . 33 ( t , J = 8 . 4 Hz , 5 H ) , 7 . 24 ( d , J = 8 . 0 Hz , 2 H ) , 6 . 98 ( d , J = 9 . 2 Hz , 1 H ) , 6 . 65 ( d , J = 2 . 3 Hz , 1 H ) , 5 . 06 ( s , 1 H ) , 4 . 93 ( s , 1 H ) , 4 . 41 ( d , J = 6 . 0 Hz , 2 H ) , 4 . 22 - 4 . 02 ( m , 4 H ) , 3 . 91 ( d , J = 13 . 2 Hz , 6 H ) , 3 . 79 - 3 . 54 ( m , 9 H ) , 3 . 20 ( d , J = 12 . 0 Hz , 2 H ) , 2 . 92 ( h , J = 5 . 7 , 4 . 9 Hz , 2 H ) , 2 . 81 ( d , J = 7 . 9 Hz , 2 H ) , 2 . 08 - 1 . 80 ( m , 6 H ) , 1 . 69 ( s , 3 H ) , 0 . 87 ( d , J = 20 . 1 Hz , 21 H ) .