2-[(2,4-Dichloro-phenyl)-methyl-carbamoyl]-4,5-dihydro-6-oxa-1-thia-benzo[e]azulene-9-carboxylic acid 、
4-二甲氨基哌啶 以to give 247的产率得到N-(2,4-dichlorophenyl)-9-(4-(dimethylamino)piperidine-1-carbonyl)-N-methyl-4,5-dihydrobenzo[b]thieno[2,3-d]oxepine-2-carboxamide