4-{2-[(1S,2R,3R,4R)-3-(tert-Butyl-dimethyl-silanyloxymethyl)-7-oxa-bicyclo[2.2.1]hept-2-ylmethyl]-phenyl}-1-diazo-butan-2-one

syn-<1S-1α,2α,3α,4α>-2-<<3-<<<(phenylamino)carbonyl>hydrazono>methyl>-7-oxabicyclo<2.2.1>hept-2-yl>methyl>benzenepropanoic acid