上游原料
ethyl ethanimidoate2-Methylimidazole; 2-Methyl-1H-imidazoleethanimidamideethanethioamidehydrazineacetohydrazide5-(2-chlorophenyl)-7-ethyl-1,3-dihydro-2H-thieno[2,3-e][1,4]diazepin-2-one5-(2-chlorophenyl)-7-ethyl-1,3,5a,8a-tetrahydro-2H-thieno[2,3-e][1,4]diazepine-2-thione5-(2-chlorophenyl)-7-ethyl-2-hydrazino-3H-thieno[2,3-e][1,4]diazepineN'-[5-(2-chlorophenyl)-7-ethyl-3H-thieno[2,3-e][1,4]diazepin-2-yl]acetohydrazide1-ethoxy-1,1-ethanediol