m 1h 2 12 m 1h 1 83 s 3h the same procedure as in example 17 was conducted except for using instead of 2 2 oxo 4 hydroxymethylpyrrolidin 1 yl 5 bromopyridine 2 5 hydroxymethyl 1 2 4 oxadiazol 3 yl 5 bromopyridine as a starting material to prepare the title compound 1 h nmr dmso d 6 u03b4 8 95 s 1h 8 32 s 3h 8 21 m 3h 7 75 t 1h 7 65 dd 1h 7 47 d 1h 5 67 s 1h 4 78 m 1h 4 18 t 1h 4 05 s 2h 3 80 m 1h 3 43 m 2h 1 83 s 3h the same procedure as in example 17 was conducted except for using instead of 2 2 oxo 4 hydroxymethylpyrrolidin 1 yl 5 bromopyridine 2 5 hydroxymethyl 4 5 dihydroisoxazol 1 yl 5 bromopyridine as a starting material to prepare the title compound 1 h nmr dmso d 6 u03b4 8 81 s 1h 8 27 t 1h 8 24 s 3h 8 05 m 2h 7 69 m 2h 7 44 d 1h 5 04 m 1h 4 76 m 1h 4 41 dd 1h 4 32 m 1h 4 17 t 1h 3 86 s 2h 3 77 m.