3-methyl-4-propyl-5,8-dimethoxy-2(1H)-quinolinone

3,7-dimethyl-5,10-dioxo-4,6-dipropyl-5,10-dihydropyrido[3,2-g]quinoline 1-oxide

methyl 2-methyl-3-oxohexanoate

2,5-bis(methoxymethoxy)benzene-1,3-diamine

N,N'-(2,5-bis(methoxymethoxy)-1,3-phenylene)bis(2-methyl-3-oxohexanamide)