{3-[6-benzyloxy-1a-hydroxymethyl-3-(toluene-4-sulfonyl)-1a,2,3,7b-tetrahydro-1-oxa-3-aza-cyclopropa[a]naphthalen-2-yl]-propyl}-carbamic acid tert-butyl ester
{3-[6-benzyloxy-3-hydroxymethyl-1-(toluene-4-sulfonyl)-1,2-dihydro-quinolin-2-yl]-propyl}-carbamic acid tert-butyl ester
{3-[6-benzyloxy-3-methylene-4-oxo-1-(toluene-4-sulfonyl)-1,2,3,4-tetrahydro-quinolin-2-yl]-propyl}-carbamic acid tert-butyl ester
{3-[6-benzyloxy-4-hydroxy-3-methylene-1-(toluene-4-sulfonyl)-1,2,3,4-tetrahydro-quinolin-2-yl]-propyl}-carbamic acid tert-butyl ester
{3-[6-benzyloxy-3-formyl-1-(toluene-4-sulfonyl)-1,2-dihydro-quinolin-2-yl]-propyl}-carbamic acid tert-butyl ester