N-Dimethylaminomethyl-succinimid
(6R)-7c-(dimethylamino-methyl)-3-methyl-8-oxo-7t-(2-phenyl-acetylamino)-(6rH)-5-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid tert-butyl ester
(6R)-7t-(dimethylamino-methyl)-3-methyl-8-oxo-7c-(2-phenyl-acetylamino)-(6rH)-5-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid tert-butyl ester
N,N-Dimethylamino acetonitrile