2-bromo-1,4,5,6,8-pentamethoxy-3-(phenylethynyl)naphthalene

3-hydroxy-3-(α-hydroxybenzyl)-4,5,6,8,9-pentamethoxyspiro<2H-benz<f>indene-2,1'-cyclopentan>-1(3H)-one

4,5,6,8,9-pentamethoxyspiro<2H-benz<f>indene-2,1'-cyclopentane>-1,3-dione

(+,-)-fredericamycin A

<1,4,5,6,8-pentamethoxy-3-(phenylethynyl)-2-naphthyl>-<1-(phenylseleno)cyclopentyl>methanone

[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

2-<cyclopentylidene(trimethylsiloxy)methyl>-1,4,5,6,8-pentamethoxy-3-(phenylethynyl)naphthalene

cyclopentyl-<1,4,5,6,8-pentamethoxy-3-(phenylethynyl)-2-naphthyl>methanone

Spiro[2H-benz[f]indene-2,8'-[8H]cyclopent[g]isoquinolin]-1(3H)-one,3'-[[[(1,1-dimethylethyl)diphenylsilyl]oxy]methyl]-6',7'-dihydro-3-hydroxy-3-(hydroxyphenylmethyl)-1',4,5,6,8,9,9'-heptamethoxy-

(3-(((tert-butyldiphenylsilyl)oxy)methyl)-1,9-dimethoxy-7,8-dihydro-6H-cyclopenta[g]isoquinolin-8-yl)(1,4,5,6,8-pentamethoxy-3-(phenylethynyl)naphthalen-2-yl)methanone

(3-(((tert-butyldiphenylsilyl)oxy)methyl)-1,9-dimethoxy-8-(phenylselanyl)-7,8-dihydro-6H-cyclopenta[g]isoquinolin-8-yl)(1,4,5,6,8-pentamethoxy-3-(phenylethynyl)naphthalen-2-yl)methanone