2,3-bis(bromomethyl)naphthalene-1,4-dione

2-butyl-7,12-dimethoxy-1,3,4,6,13,13a-hexahydro-2H-benzo[g]pyrazino[1,2-b]isoquinoline

2-(4-chlorophenethyl)-7,12-dimethoxy-1,3,4,6,13,13a-hexahydro-2H-benzo[g]pyrazino[1,2-b]isoquinoline

ethyl 2-(2-chloroacetyl)-5,10-dimethoxy-1,2,3,4-tetrahydrobenzo[g]isoquinoline-3-carboxylate

ethyl 2-(2-bromoethyl)-5,10-dimethoxy-1,2,3,4-tetrahydrobenzo[g]isoquinoline-3-carboxylate