6-(((9H-Fluoren-9-yl)methoxy)carbonyl)-4-hydroxy-5,6,7,8-tetrahydro-1,6-naphthyridine-3-carboxylic acid 250mg

6-(((9H-Fluoren-9-yl)methoxy)carbonyl)-4-hydroxy-5,6,7,8-tetrahydro-1,6-naphthyridine-3-carboxylic acid 250mg