| —— | 
                                        <1,4,5,6,8-pentamethoxy-3-(phenylethynyl)-2-naphthyl>-<1-(phenylseleno)cyclopentyl>methanone | 
                                        136009-07-9 | 
                                        C35H34O6Se | 
                                        629.611 | 
                                    
                                                                                                                                            
                                        | —— | 
                                        4,5,6,8,9-pentamethoxyspiro<2H-benzindene-2,1'-cyclopentane>-1,3-dione | 
                                        136009-13-7 | 
                                        C22H24O7 | 
                                        400.428 | 
                                    
                                                                                                                                            
                                        | —— | 
                                        3-benzylidene-4,5,6,8,9-pentamethoxyspiro-<2H-benzindene-2,1'-cyclopentan>-1(3H)-one | 
                                        139219-28-6 | 
                                        C29H30O6 | 
                                        474.554 | 
                                    
                                                                                                                                            
                                        | —— | 
                                        3,4,6,8-tetramethoxy-13-phenylspiro[15-oxatetracyclo[7.6.1.02,7.012,16]hexadeca-1(16),2(7),3,5,8-pentaene-11,1'-cyclopentane]-10-one | 
                                        136009-10-4 | 
                                        C29H30O6 | 
                                        474.554 | 
                                    
                                                                                                                                            
                                        | —— | 
                                        3-hydroxy-3-(α-hydroxybenzyl)-4,5,6,8,9-pentamethoxyspiro<2H-benzindene-2,1'-cyclopentan>-1(3H)-one | 
                                        136009-11-5 | 
                                        C29H32O8 | 
                                        508.568 | 
                                    
                                                                                                                                            
                                        | —— | 
                                        2--1,4,5,6,8-pentamethoxy-3-(phenylethynyl)naphthalene | 
                                        136009-06-8 | 
                                        C32H38O6Si | 
                                        546.736 |