873016-29-6
4-Oxo-4,5,7,8-tetrahydro-thieno[2,3-d]azepine-6-carboxylic acid ethyl ester
→
873016-30-9
2-氯-4,5,7,8-四氢-6H-噻吩并[2,3-d]氮杂烷-6-羧酸叔丁酯