1 H NMR ( 400 MHz , 메탄올 - d 4 ) δ 8 . 28 ( d , J = 2 . 2 Hz , 1 H ) , 8 . 20 - 8 . 07 ( m , 1 H ) , 7 . 74 - 7 . 66 ( m , 1 H ) , 7 . 48 - 7 . 30 ( m , 4 H ) , 7 . 22 ( d , J = 8 . 0 Hz , 2 H ) , 6 . 93 ( d , J = 2 . 8 Hz , 1 H ) , 6 . 86 ( d , J = 8 . 9 Hz , 1 H ) , 4 . 44 ( s , 1 H ) , 4 . 31 ( s , 1 H ) , 4 . 28 ( s , 3 H ) , 4 . 14 ( d , J = 12 . 1 Hz , 2 H ) , 3 . 94 ( d , J = 13 . 1 Hz , 1 H ) , 3 . 83 - 3 . 77 ( m , 2 H ) , 3 . 68 ( d , J = 12 . 0 Hz , 7 H ) , 3 . 44 ( s , 4 H ) , 3 . 35 ( s , 3 H ) , 2 . 94 - 2 . 84 ( m , 3 H ) , 2 . 78 ( dd , J = 12 . 6 , 9 . 1 Hz , 1 H ) , 2 . 32 - 2 . 24 ( m , 2 H ) , 2 . 06 ( d , J = 8 . 6 Hz , 2 H ) , 1 . 24 - 1 . 09 ( m , 8 H ) , 1 . 03 ( s , 2 H ) .