2-(8-methoxy-6-oxo-5,6-dihydro-[1,3]dioxolo[4,5-g]quinolin-7-yl)acetaldehyde

2,3-Dihydro-4-hydroxy-6,7-methylenedioxy-3-oxofuro[2,3-b]quinoline

2,3-Dihydro-4-methoxy-6,7-methylenedioxy-3-oxofuro[2,3-b]quinoline

ethyl 2-(benzo[d][1,3]dioxol-5-ylamino)-4-oxo-4,5-dihydrofuran-3-carboxylate

香草木宁碱