p. 887 - 893
(2007/10/03)toluene-4-sulfonic acid hydrazide
(1S)-(+)-ketopinic acid
2-(2-tosylhydrazono)-7,7-dimethylbicyclo[2.2.1]heptane-1-carboxylic acid
(1S,7R)-10,10-Dimethyl-3-(toluene-4-sulfonyl)-3,4-diaza-tricyclo[5.2.1.01,5]dec-4-en-2-one
(1S,5R,7R)-10,10-Dimethyl-3-(toluene-4-sulfonyl)-3,4-diaza-tricyclo[5.2.1.01,5]decan-2-one