8-trifluoroacetyl-7,8,9,10-tetrahydro-6H-azepino[4,5-g]quinoxaline

1-(3,4-Dichloro-phenyl)-4-oxy-1H-pyrazin-2-one

4-Oxy-1-m-tolyl-1H-pyrazin-2-one

Bis[1,3]benzodioxolo[5,6-a:5',6'-g]quinolizinium, 5,6-dihydro-, chloride

8-oxodihydropseudocoptisine