화합물 76 - E 2 LC / MS A : 100 % 순도 , UV = 214 nm , Rt = 0 . 91 분 , ESI 375 . 3 ( M + H ) +. 1 H NMR ( 500 MHz , 메탄올 - d 4 ) δ 7 . 16 ( d , J = 7 . 2 Hz , 1 H ) , 6 . 39 ( d , J = 7 . 4 Hz , 1 H ) , 3 . 66 ? 3 . 50 ( m , 3 H ) , 3 . 42 ? 3 . 37 ( m , 2 H ) , 3 . 22 ( t , J = 7 . 0 Hz , 2 H ) , 3 . 15 ? 2 . 98 ( m , 2 H ) , 2 . 72 ( t , J = 6 . 3 Hz , 2 H ) , 2 . 55 ( t , J = 7 . 7 Hz , 2 H ) , 2 . 52 ? 2 . 45 ( m , 1 H ) , 2 . 11 ? 1 . 97 ( m , 4 H ) , 1 . 93 ? 1 . 80 ( m , 4 H ) , 1 . 52 ( d , J = 7 . 2 Hz , 3 H ) . 키 랄 SFC B ( 30 % MeOH ) : ee 99 %, Rt = 3 . 36 분