27255-81-8 | 2-[[(2S,5β)-3,3-Dimethyl-7-oxo-6α-[(2-phenylacetyl)amino]-4-thia-1-azabicyclo[3.2.0]heptan-2β-yl]carbonyl]-3-oxo-2,3-dihydro-1,2-benzisothiazole 1,1-dioxide | C23H21 N3 O6 S2 |
27255-71-6 | TRICHLOROETHYL 6-(PHENYLACETAMIDO)PENICILLANATE S-OXIDE | C18H19 Cl3 N2 O5 S |