2-ethyl-4H,5H,6H,7H-pyrazolo[1,5-a]pyrimidine-3-carboxylic acid

benzyl N-(4-ethyl-3-oxohexan-2-yl)carbamate

(7R,15E)-7-methyl-11-phenyl-13-oxa-2,6,9-triazaspiro[3.13]heptadec-15-ene-5,10-dione; trifluoroacetic acid

(5'E,12'R)-3',12'-dimethyl-2'lambda6-thia-3',10',13'-triazaspiro[azetidine-3,8'-bicyclo[13.3.1]nonadecane]-1'(19'),5',15',17'-tetraene-2',2',9',14'-tetrone; trifluoroacetic acid

(2Z)-but-2-enedioic acid, ethyl[(1R)-1-[(2R)-oxolan-2-yl]-2-phenylethyl]amine

3-[1-(Furan-2-yl)prop-1-en-2-yl]azetidine

2-(2-Methylfuran-3-yl)ethane-1-sulfonyl chloride

4-(2-Bromoethenyl)-1,3-oxazole

tert-butyl N-[2-(4-acetyl-1H-imidazol-1-yl)ethyl]carbamate

Tert-butyl 2-(pent-4-ynoyl)pyrrolidine-1-carboxylate

tert-butyl N-(4-propanoylcyclopent-2-en-1-yl)carbamate