(1S,3R,7R,8R,12S,14R)-12-amino-5,5-dimethyl-10-thia-10,10-dioxide-9-aza-2,4,6,13-tetraoxatetracyclo[6.6.0.03,7.08,12]tetradecane

1,2-O-isopropylidene-α-D-erythro-pentofuranose-3-spiro-3'-(4'-amino-2'-N-methyl-5'-phenyl-5'H-2',3'-dihydroisothiazole-1',1'-dioxide)

(1S,3R,7R,8R,12S,14R)-12-amino-9-N-benzyl-5,5-dimethyl-10-thia-10,10-dioxide-9-aza-2,4,6,13-tetraoxatetracyclo[6.6.0.03,7.08,12]tetradecane

1,2-O-isopropylidene-α-D-erythro-pentofuranose-3-spiro-3'-(4'-amino-5'-phenyl-5'H-2',3'-dihydroisothiazole-1',1'-dioxide)

3-amino-5-O-benzoyl-3-C-cyano-3-deoxy-1,2-O-isopropylidene-3-N-methyl-3-N-phenylmethanesulfonyl-α-D-ribofuranose