p. 289 - 292
(2000)p. 41 - 63
(2007/10/03)(1R,5R)-7-Oxo-6-oxa-2,3-diaza-bicyclo[3.2.1]octane-2,3-dicarboxylic acid di-tert-butyl ester
C15H26N2O6
(3S,5R)-5-Hydroxy-tetrahydro-pyridazine-1,2,3-tricarboxylic acid 1,2-di-tert-butyl ester 3-methyl ester
C15H25BrN2O6
5-(tert-butyl-dimethyl-silanyloxy)-tetrahydro-pyridazine-1,2,3-tricarboxylic acid 1,2-di-tert-butyl ester 3-methyl ester