cas no:n/a||chemical formula:c24h22n6o10s2||molecular weight:618.59200||exact mass:618.08388||(6r,7r)-3-((((6r,7r)-3-(acetoxymethyl)-7-(2-cyanoacetamido)-8-oxo-……
cas no:n/a||chemical formula:c26h26n6o12s2||molecular weight:678.64400||exact mass:678.10501||5-(acetoxymethyl)-3-((6r,7r)-3-(acetoxymethyl)-7-(2-cyanoacetamido……