2,8,10-Trioxa-5-azadispiro[3.1.3^{6}.3^{4}]dodecane

N-{bicyclo[2.2.1]hept-5-en-2-ylmethyl}cyclopentanamine

S-[(7R,8R,9S,10R,13S,14S,17R)-10,13-dimethyl-3,5'-dioxospiro[7,8,9,11,12,14,15,16-octahydro-6H-cyclopenta[a]phenanthrene-17,2'-oxolane]-7-yl] ethanethioate

1-(1-(4-Methoxyphenyl)-5-oxopyrrolidin-3-yl)urea

1,1-Dibenzyl-3-[1-(4-ethoxyphenyl)-5-oxopyrrolidin-3-yl]urea

1-(1-(4-Ethoxyphenyl)-5-oxopyrrolidin-3-yl)-3-(3-morpholinopropyl)urea

1,4-Cyclohexadiene-1-carbonitrile, 3-ethynyl-3-methyl-6-oxo-

1-(2-Cyanoethyl)-3-(1-(3-fluorophenyl)-5-oxopyrrolidin-3-yl)-1-methylurea

1-(1-(3-Fluorophenyl)-5-oxopyrrolidin-3-yl)-3-isopropylurea

1-Allyl-3-(1-(3-fluorophenyl)-5-oxopyrrolidin-3-yl)urea

1-Cyclododecyl-3-[1-(3-fluorophenyl)-5-oxopyrrolidin-3-yl]urea