4-(((((9H-Fluoren-9-yl)methoxy)carbonyl)(6-(tert-butoxycarbonyl)-6-azaspiro[2.5]octan-1-yl)amino)methyl)thiophene-2-carboxylic acid 50mg

4-(((((9H-Fluoren-9-yl)methoxy)carbonyl)(6-(tert-butoxycarbonyl)-6-azaspiro[2.5]octan-1-yl)amino)methyl)thiophene-2-carboxylic acid 50mg