1,5-dihydro-4-(1-methoxyethyl)-3-methyl-5-tosyl-2H-pyrrol-2-one

3-(2-Allyloxycarbonyl-ethyl)-5-[3-(1-methoxy-ethyl)-4-methyl-5-oxo-4,5-dihydro-1H-pyrrol-2-ylmethyl]-4-methyl-1H-pyrrole-2-carboxylic acid tert-butyl ester

5-[4-[2-(allyloxycarbonyl)ethyl]-5-t-butoxycarbonyl-3-methyl-2-pyrrolylmethylene]-1,5-dihydro-4-(1-methoxyethyl)-3-methyl-2H-pyrrol-2-one

3-{5-[3-Eth-(E)-ylidene-4-methyl-5-oxo-pyrrolidin-(2Z)-ylidenemethyl]-4-methyl-1H-pyrrol-3-yl}-propionic acid allyl ester

phycocyanobilin diallyl ester

diallyl (3E,4Z,10Z,15Z)-18-ethyl-3-ethylidene-17-{4-[3-(trifluoromethyl)-3H-diazirin-3-yl]phenyl}-1,2,3,19,22,24-hexahydro-2,7,13-trimethyl-1,19-dioxo-21H-biline-8,12-dipropanoate