1-[3-(1,3-dioxa-2-cyclohexyl)propanoyl]-6-methoxy-β-carboline

1-carbamoyl-6-methoxy-1,2,3,4-tetrahydro-β-carboline

1-carbomethoxy-6-methoxy-1,2,3,4-tetrahydro-β-carboline hydrochloride

4-(6-methoxy-9H-pyrido[3,4-b]indol-1-yl)-4-oxobutanal

1-cyano-6-methoxy-β-carboline