13908-10-6
ethyl 1-(2-chloroethylcarbamoylamino)cyclopentane-1-carboxylate
→
13909-05-2
ethyl 1-[[2-chloroethyl(nitroso)carbamoyl]amino]cyclopentane-1-carboxylate
1664-35-3
1-氨基环戊烷-1-羧酸乙酯