1	ZZ7	(2r,4s)-2-[(R)-{[(2r)-2-amino-2-phenylacetyl]amino}(carboxy)methyl]-5,5-dimethyl-1,3-thiazolidine-4-carboxylic acid	1.000
2	OAE	(2s,4s)-2-[(R)-{[(2r)-2-amino-2-phenylacetyl]amino}(carboxy)methyl]-5,5-dimethyl-1,3-thiazolidine-4-carboxylic acid	1.000
3	AIX	(2r,4s)-2-[(1r)-1-{[(2r)-2-amino-2-phenylacetyl]amino}-2-oxoethyl]-5,5-dimethyl-1,3-thiazolidine-4-carboxylic acid	0.960
4	NDV	(2s,4s)-2-[(1r)-1-{[(2r)-2-amino-2-phenylacetyl]amino}-2-oxoethyl]-5,5-dimethyl-1,3-thiazolidine-4-carboxylic acid	0.960
5	NW3	(2s,4s)-2-[(1s)-1-{[(2s)-2-amino-2-phenylacetyl]amino}-2-oxoethyl]-5,5-dimethyl-1,3-thiazolidine-4-carboxylic acid	0.960
6	PNK	(2r,4s)-2-{(R)-carboxy[(phenylacetyl)amino]methyl}-5,5-dimethyl-1,3-thiazolidine-4-carboxylic acid	0.960
7	AXL	2-{1-[2-amino-2-(4-hydroxy-phenyl)-acetylamino]-2-oxo-ethyl}-5,5-dimethyl-thiazolidine-4-carboxylic acid	0.923
8	PNM	Open form - penicillin G	0.920
9	3S3	(1r)-2-({(R)-carboxy[(2r,5s)-4-carboxy-5-methyl-5,6-dihydro-2h-1,3-thiazin-2-yl]methyl}amino)-2-oxo-1-phenylethanaminium	0.852
10	CB9	(2r,4s)-2-[(1r)-1-{[(2s)-2-carboxy-2-phenylacetyl]amino}-2-oxoethyl]-5,5-dimethyl-1,3-thiazolidine-4-carboxylic acid	0.821
11	63U	(2s)-2-[(1r)-1-{[(2r)-2-amino-2-phenylacetyl]amino}-2-oxoethyl]-5-methyl-3,6-dihydro-2h-1,3-thiazine-4-carboxylic acid	0.815
12	CD6	(2r)-5-methylidene-2-{(1r)-2-oxo-1-[(phenylacetyl)amino]ethyl}-5,6-dihydro-2h-1,3-thiazine-4-carboxylic acid	0.778
13	LOR	Loracabef (open form)	0.750
14	XT8	(2r,4s)-2-[(1r)-1-{[(2r)-2-carboxy-2-(thiophen-3-yl)acetyl]amino}-2-oxoethyl]-5,5-dimethyl-1,3-thiazolidine-4-carboxylic acid	0.724
15	FMZ	(2r,4s)-5,5-dimethyl-2-[(1r)-2-oxo-1-({(2r)-2-[(2-oxoimidazolidin-1-yl)amino]-2-phenylacetyl}amino)ethyl]-1,3-thiazolidine-4-carboxylic acid	0.719
16	KCP	2-[carboxy-(2-thiophen-2-yl-acetylamino)-methyl]-5-methyl-3,6-dihydro-2h-[1,3]thiazine-4-carboxylic acid	0.714
17	THN	2-[carboxy-(2-thiophen-2-yl-acetylamino)-methyl]-5-methylene-5,6-dihydro-2h-[1,3]thiazine-4-carboxylic acid	0.714