658701-46-3

5,9-Methano-2H-oxocino[2,3-d]pyrimidine-2,4(3H)-dione,1,5,6,7,8,9-hexahydro-1,3-dimethyl-6,7,8-tris(phenylmethoxy)-,(5R,6S,7R,8R,9R)-