cas no:82547-81-7||chemical formula:c22h27n9o7s2||molecular weight:593.63400||exact mass:593.14749||(pivaloyloxy)methyl(6r)-7-((z)-2-(2-aminothiazol-4-yl)-2-(me……
cas no:n/a||chemical formula:c38h44n18o12s4||molecular weight:1073.12400||exact mass:1072.22689||2-((z)-2-(2-((6r,7r)-7-((z)-2-(2-aminothiazol-4-yl)-2-(methoxyi……