1 H NMR ( 400 MHz , 메탄올 - d 4 ) δ 8 . 53 ( d , J = 0 . 8 Hz , 1 H ) , 8 . 33 ( s , 1 H ) , 8 . 12 ( s , 1 H ) , 8 . 03 ( s , 1 H ) , 7 . 52 - 7 . 45 ( m , 4 H ) , 7 . 25 ( d , J = 8 . 2 Hz , 4 H ) , 4 . 47 ( s , 1 H ) , 4 . 32 ( s , 1 H ) , 4 . 14 ( s , 1 H ) , 4 . 01 ( td , J = 5 . 6 , 3 . 0 Hz , 1 H ) , 3 . 93 ( d , J = 12 . 1 Hz , 2 H ) , 3 . 76 ( d , J = 8 . 5 Hz , 1 H ) , 2 . 94 - 2 . 73 ( m , 5 H ) , 2 . 01 ( s , 2 H ) , 1 . 23 ( t , J = 7 . 1 Hz , 2 H ) , 1 . 17 - 1 . 09 ( m , 10 H ) , 1 . 02 ( s , 3 H ) , 0 . 69 - 0 . 51 ( m , 8 H ) .