
| 4-(2,5-diethoxy- 4-Nitrophenyl)morpholine |
| 4-(2,5-diethoxy-4 -nitrophenyl)-morpholin |
| 4-(2,5-diethoxy-4-nitrophenyl)morpholin |
| 4-( 2,5-Diethoxy-4-nitrophenyl)-morpholine |

| 4-(2,5-diethoxy- 4-Nitrophenyl)morpholine |
| 4-(2,5-diethoxy-4 -nitrophenyl)-morpholin |
| 4-(2,5-diethoxy-4-nitrophenyl)morpholin |
| 4-( 2,5-Diethoxy-4-nitrophenyl)-morpholine |