(+/-)-N-[[(1α,2β,4α)-2-hydroxy-4-(hydroxymethyl)cyclopentyl]aminocarbonyl]-3-methoxy-2-methyl-2-propenamide

(6R,7R,9S)-3-methyl-2-oxo-7,8,9,10-tetrahydro-2H,6H-6,9-methanopyrimido[2,1-b][1,3]oxazocin-7-yl acetate

3-methoxy-2-methylprop-2-enoyl isocyanate

1-[(1R,4S)-4-(hydroxymethyl)cyclopent-2-en-1-yl]-5-methylpyrimidine-2,4-dione