2-oxa-3-azabicyclo[2.2.2]oct-5-ene, 3-(methoxyphenylacetyl)- 3-[methoxy(phenyl)acetyl]-2-oxa-3-azabicyclo[2.2.2]oct-5-ene InChI=1/C15H17NO3/c1-18-14(11-5-3-2-4-6-11)15(17)16-12-7-9-13(19-16)10-8-12/h2-7,9,12-14H,8,10H2,1H