p. 9186 - 9195
(2007/10/03)2,2'-[1,2-ethanediylbis(oxy)]bisethanol
3,4-bis-{2-[2-(2-hydroxy-ethoxy)-ethoxy]-ethoxymethyl}-1H-pyrrole 2,5-dicarboxylic acid 2-tert-butyl ester 5-ethyl ester
3,4-bis-bromomethyl-1H-pyrrole 2,5-dicarboxylic acid 2-tert-butyl ester 5-ethyl ester
3,4-bis-{2-[2-(2-hydroxy-ethoxy)-ethoxy]-ethoxymethyl}-1H-pyrrole-2,5-dicarboxylic acid 2-benzyl ester 5-tert-butyl ester
3,4-bis-{2-[2-(2-hydroxy-ethoxy)-ethoxy]-ethoxymethyl}-1H-pyrrole-2,5-dicarboxylic acid monobenzyl ester