p. 3787 - 3798
(2007/10/03)methyl 1H-pyrrole-1-carboxylate
endo-2-(p-tolyl-sulfone)-7-tert-butoxycarbonyl-7-azabicyclo<2.2.1>hepta-2,5-diene
methyl chloroformate
7-(tert-butoxycarbonyl)-7-azabicyclo[2.2.1]hepta-2,5-diene
(1S,4R)-2-(Toluene-4-sulfonyl)-7-aza-bicyclo[2.2.1]hepta-2,5-diene-7-carboxylic acid methyl ester