rel-(3a'R,6a'R)-5'-(((9H-Fluoren-9-yl)methoxy)carbonyl)-1-(tert-butoxycarbonyl)tetrahydrospiro[azetidine-3,1'-furo[3,4-c]pyrrole]-3a'(3'H)-carboxylic acid 50mg

rel-(3a'R,6a'R)-5'-(((9H-Fluoren-9-yl)methoxy)carbonyl)-1-(tert-butoxycarbonyl)tetrahydrospiro[azetidine-3,1'-furo[3,4-c]pyrrole]-3a'(3'H)-carboxylic acid 50mg