화합물 13 - E 1 LC / MS B : 100 % 순도 , UV = 214 nm , Rt = 1 . 23 분 , ESI 423 . 7 ( M + H ) +. 1 H NMR 7 . 55 δ ( 400 MHz 의 MeOD ) - 7 . 46 ( m , 2 H ) , 7 . 45 - 7 . 29 ( m , 3 H ) , 7 . 24 ( d , J = 7 . 2 ㎐, 1 H ) , 6 . 42 ( d , J = 7 . 2 ㎐, 1 H ) 4 . 17 ( S , 1 H ) , 3 . 43 - 3 . 37 ( m , 3 H ) , 3 . 25 - 3 . 12 ( m , 2 H ) , 2 . 97 - 2 . 50 ( m , 8 H ) , 2 . 31 - 2 . 19 ( m , 1 H ) , 2 . 05 - 1 . 73 ( m , 5 H ) .