1-(Morpholinoacetyl)-4-phenyl-1,2,3,6-tetrahydro-2,2,6,6-tetramethylpyridine 53725-54-5 BRN 0933774 Pyridine, 1,2,3,6-tetrahydro-1-(morpholinoacetyl)-4-phenyl-2,2,6,6-tetramethyl-