[3-(tert-Butyl-diphenyl-silanyloxymethyl)-1,10-dimethoxy-9-phenylsulfanyl-6,7,8,9-tetrahydro-benzo[g]isoquinolin-9-yl]-(1,4,5,6,8-pentamethoxy-3-phenylethynyl-naphthalen-2-yl)-methanol

ethyl 6-(((tert-butyldiphenylsilyl)oxy)methyl)-2-methoxy-4-methylnicotinate

3-(tert-Butyl-diphenyl-silanyloxymethyl)-1-methoxy-5a,7,8,9a-tetrahydro-5H,6H-benzo[g]isoquinoline-9,10-dione

3-(tert-Butyl-diphenyl-silanyloxymethyl)-1,10-dimethoxy-7,8-dihydro-6H-benzo[g]isoquinolin-9-one

3-(tert-Butyl-diphenyl-silanyloxymethyl)-1,10-dimethoxy-9-[1-methoxy-meth-(E)-ylidene]-6,7,8,9-tetrahydro-benzo[g]isoquinoline