p. 2282 - 2285
(2012/06/30)p. 4011 - 4014
(2007/10/03)p. 1235 - 1242
(2007/10/03)5M5M34-DFP
2,5-dimethyl-1-(phenylsulfonyl)-1H-pyrrole-3,4-dicarbaldehyde
tetraethyl <(1-phenylsulfonyl-2,5-dibromomethyl-3,4-pyrrolediyl)dimethylene>bis(propanedioate)
tetraethyl <(1-phenylsulfonyl-2,5-dimethyl-3,4-pyrrolediyl)dimethylene>bis(propanedioate)
4-phenylsulfonyl-4,6-dihydro-2H-dipyrrolo<3,4-b:3',4'-d>pyrrole