Chemical Name	CAS Number	Molecular Formula
(+)-N-(10-Amino-10-methyl-4-oxo-5,10-dihydro-4H-imidazo[1,2-a]indeno[1,2-e]pyrazin-8-yl)-N’-methylurea	173155-95-8; 173156-03-1 (undefined isomer); 17315	C16H16N6O2
3-[2-(4-Piperidinyl)ethyl]-1H-indole	063758-79-2	C15H20N2
4-Carbamoyl-1-[[(6R,7R)-2-carboxy-8-oxo-7-[(2R)-2-phenyl-2-sulfoacetamido]-5-thia-1-azabicyclo[4.2.0]oct-2-en-3-yl]methyl]pyridinium hydroxide,inner salt,sodium salt; [6R-[6alpha,7beta(R*)]]-4-(Aminocarbonyl)-1,2-[[2-carboxy-8-oxo-7-[(phenylsulfoacetyl)a	052152-93-9; 062587-73-9 (free acid)	C22H19N4O8S2.Na
7-[2-(2-Aminothiazolyl-4-yl)-2(Z)-(methoxyimino)acetamido]-3-(3-chloroisoxazol-5-ylvinyl)-3-cephem-4-carboxylic acid sodium salt		C18H14ClN6O6S2.Na
2(S)-Amino-3(S)-methyl-1-(3-thiazolidinyl)pentan-1-one fumarate; 3-(L-Isoleucyl)thiazolidine fumarate; 3-[2(S)-Amino-3(S)-methylpentanoyl]thiazolidine fumarate	251572-70-0; 136259-20-6 (free base); 140233-53-0	C9H18N2OS.C4H4O4
2-Methyl-6-[(E)-2-phenylethenyl]pyridine	006266-99-5	C14H13N
3(R)-[N-[1(S)-(N-tert-Butylcarbamoyl)-2,2-dimethylpropyl]carbamoyl]-2(S)-hydroxy-5-methylhexanohydroxamic acid		C18H35N3O5
2-(6-Chloro-2-oxo-2H-1-benzopyran-3-ylcarboxamido)benzoic acid		C17H10ClNO5
7-(D-Benzo[b]thien-3-ylglycylamido)-3-methyl-3-cephem-4-carboxylic acid; 7-[D-[2-Amino-2-(benzo[b]thien-3-yl)acetamido]-3-methyl-3-cephem-4-carboxylic acid		C18H17N3O4S2
5′-Deoxy-5-fluorouridine	003094-09-5	C9H11FN2O5