1 H NMR ( 400 MHz , 클로로포름 - d ) δ 4 . 70 ( t , J = 6 . 2 Hz , 4 H ) , 4 . 56 ( s , 3 H ) , 4 . 32 ( d , J = 13 . 0 Hz , 2 H ) , 4 . 30 - 4 . 20 ( m , 2 H ) , 3 . 64 ( h , J = 5 . 8 Hz , 2 H ) , 3 . 21 - 3 . 04 ( m , 8 H ) , 1 . 89 - 1 . 73 ( m , 4 H ) , 1 . 71 - 1 . 51 ( m , 5 H ) .