Br[CH2:2][C:3]1[CH:8]=[CH:7][C:6]([C:9]2[N:10]=[N:11][S:12][CH:13]=2)=[CH:5][CH:4]=1.[ClH:14].[CH3:15][O:16][C:17]1[CH:18]=[C:19]([C:25]2[C@@H:34]3[C@@H:29]([CH2:30][CH:31]=[CH:32][CH2:33]3)[C:28](=[O:35])[N:27]([CH:36]3[CH2:41][CH2:40][N:39](CC4C=C5C(C=CC(=O)O5)=CC=4)[CH2:38][CH2:37]3)[N:26]=2)[CH:20]=[CH:21][C:22]=1[O:23][CH3:24]>>[ClH:14].[ClH:14].[CH3:15][O:16][C:17]1[CH:18]=[C:19]([C:25]2[C@@H:34]3[C@@H:29]([CH2:30][CH:31]=[CH:32][CH2:33]3)[C:28](=[O:35])[N:27]([CH:36]3[CH2:41][CH2:40][N:39]([CH2:2][C:3]4[CH:8]=[CH:7][C:6]([C:9]5[N:10]=[N:11][S:12][CH:13]=5)=[CH:5][CH:4]=4)[CH2:38][CH2:37]3)[N:26]=2)[CH:20]=[CH:21][C:22]=1[O:23][CH3:24]Prepared from starting compound A1 and 4-(4-Bromomethyl-phenyl)-[1,2,3]thiadiazole as described for compound 18. M.p. 243-245° C.
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