甘油

benzyl 5'-formyl-4,3'-di(2-methoxycarbonylethyl)-3,4'-bismethoxy-carbonylmethyl-2,2'-methylenedipyrrole-5-carboxylate

methyl 3-(5-formyl-2-((5-iodo-3-(2-methoxy-2-oxoethyl)-4-(3-methoxy-3-oxopropyl)-1H-pyrrol-2-yl)methyl)-4-(2-methoxy-2-oxoethyl)-1H-pyrrol-3-yl)propanoate

3-(2-methoxycarbonyl-ethyl)-5-[3-(2-methoxycarbonyl-ethyl)-4-methoxycarbonylmethyl-pyrrol-2-ylmethyl]-4-methoxycarbonylmethyl-pyrrole-2-carboxylic acid benzyl ester

3,4'-bis-(2-methoxycarbonyl-ethyl)-4,3'-bis-methoxycarbonylmethyl-1H,1'H-5,5'-methanediyl-bis-pyrrole-2-carboxylic acid 2-benzyl ester