123489-68-9 4,4'-Bis((2-methyl-2,3,5,6-tetrahydro-1,4-oxazin-4-yl)acetyl)biphenyl dimethiobromide Morpholinium, 4,4'-((1,1'-biphenyl)-4,4'-diylbis(2-oxo-2,1-ethanediyl))bis(2,4-dimethyl-, dibromide