| —— | 
                                        [(2E)-2-[(2'S,5'Z,9'R)-12'-(methoxycarbonylamino)-2',9'-bis(triethylsilyloxy)spiro[1,3-dioxolane-2,11'-bicyclo[7.3.1]trideca-1(12),5-dien-3,7-diyne]-13'-ylidene]ethyl] 2,2-dimethylpropanoate | 
                                        139609-44-2 | 
                                        C36H55NO8Si2 | 
                                        686.006 | 
                                    
                                                                                                                                            
                                        | —— | 
                                        methyl {(1R,4Z,8S,13E)-8-hydroxy-13-(2-hydroxyethylidene)-1-[(triethylsilyl)oxy]spiro[bicyclo[7.3.1]trideca-4,9-diene-2,6-diyne-11,2'-[1,3]dioxolan]-10-yl}carbamate | 
                                        139609-43-1 | 
                                        C25H33NO7Si | 
                                        487.625 | 
                                    
                                                                                                                                            
                                        | —— | 
                                        methyl ((1R,4Z,8S,13E)-8-hydroxy-13-(2-oxoethylidene)-1-((triethylsilyl)oxy)spiro[bicyclo[7.3.1]tridecane-11,2'-[1,3]dioxolane]-4,9-dien-2,6-diyn-10-yl)carbamate  | 
                                        1058156-33-4 | 
                                        C25H31NO7Si | 
                                        485.609 | 
                                    
                                                                                                                                            
                                        | —— | 
                                        methyl N-[(5'S,8'Z,12'R)-3'-oxo-12'-triethylsilyloxyspiro[1,3-dioxolane-2,14'-4-oxatricyclo[10.4.0.05,16]hexadeca-1,8,15-trien-6,10-diyne]-15'-yl]carbamate | 
                                        139630-87-8 | 
                                        C25H29NO7Si | 
                                        483.593 | 
                                    
                                                                                                                                            
                                        | —— | 
                                        free amine | 
                                        139609-42-0 | 
                                        C23H27NO5Si | 
                                        425.557 | 
                                    
                                                                                                                                            
                                        | —— | 
                                        methyl (2E)-{(1R,4Z,8R)-10-(1,3-dioxo-1,3-dihydro-2H-isoindol-2-yl)-8-hydroxy-1-[(triethylsilyl)oxy]-13H-spiro[bicyclo[7.3.1]trideca-4,9-diene-2,6-diyne-11,2'-[1,3]dioxolan]-13-ylidene}ethanoate | 
                                        139609-40-8 | 
                                        C32H33NO8Si | 
                                        587.701 | 
                                    
                                                                                                                                            
                                        | —— | 
                                        2-{(1'S,5'R,11'Z)-3'-oxo-5'-[(triethylsilyl)oxy]-5',6'-dihydro-1'H,3'H-spiro[1,3-dioxolane-2,7'-[1,5]hex[3]ene[1,5]diynoisochromen]-8'-yl}-1H-isoindole-1,3(2H)-dione | 
                                        139609-41-9 | 
                                        C31H29NO7Si | 
                                        555.659 | 
                                    
                                                                                                                                            
                                        | —— | 
                                        N-{(R)-7-Formyl-9-((Z)-hex-3-ene-1,5-diynyl)-8-[1-methoxycarbonyl-meth-(E)-ylidene]-9-triethylsilanyloxy-1,4-dioxa-spiro[4.5]dec-6-en-6-yl}-phthalamic acid | 
                                        150053-12-6 | 
                                        C32H35NO9Si | 
                                        605.717 | 
                                    
                                                                                                                                            
                                        | —— | 
                                        methyl (E)-2-((1R,8R,Z)-10-(1,3-dioxoisoindolin-2-yl)-8-((methylsulfonyl)oxy)-1-((triethylsilyl)oxy)spiro[bicyclo[7.3.1]tridecane-11,2'-[1,3]dioxolane]-4,9-dien-2,6-diyn-13-ylidene)acetate | 
                                        139630-86-7 | 
                                        C33H35NO10SSi | 
                                        665.793 | 
                                    
                                                                                                                                            
                                        | —— | 
                                        (E)-2-<(9R)-6-amino-7-formyl-9-<(3Z)-3-hexene-1,5-diynyl>-9-<(triethylsilyl)oxy>-1,4-dioxaspiro<4,5>dec-6-en-8-ylidene>acetic acid, methyl ester | 
                                        139609-37-3 | 
                                        C24H31NO6Si | 
                                        457.599 | 
                                    
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                
                                                        
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                
                                        | —— | 
                                        (E)-2-<(9R)-6-amino-7-formyl-9-<(triethylsilyl)oxy>-9-<(3Z)-6-(trimethylsilyl)-3-hexene-1,5-diynyl>-1,4-dioxaspiro<4,5>dec-6-en-8-ylidene>acetic acid, methyl ester | 
                                        139609-36-2 | 
                                        C27H39NO6Si2 | 
                                        529.781 | 
                                    
                                                                                                                                            
                                        | —— | 
                                        (E)-2-<(9R)-7-formyl-9-<(3Z)-3-hexene-1,5-diynyl>-6-phthalimido-9-<(triethylsilyl)oxy>-1,4-dioxaspiro<4,5>dec-6-en-8-ylidene>acetic acid, methyl ester | 
                                        139609-39-5 | 
                                        C32H33NO8Si | 
                                        587.701 | 
                                    
                                                                                                                                            
                                        | —— | 
                                        methyl (E)-2-((R,4aE,13Z)-2-((Z)-hexa-3-en-1,5-diyn-1-yl)-6,11-dioxo-2-((triethylsilyl)oxy)-2,3,6,11-tetrahydro-1H-spiro[dibenzo[c,g][1,5]oxazonine-4,2'-[1,3]dioxolan]-1-ylidene)acetate | 
                                        139609-38-4 | 
                                        C32H33NO8Si | 
                                        587.701 | 
                                    
                                                                                                                                            
                                        | —— | 
                                        (E)-2-<(5R)-4,5,6,7-tetrahydro-5-<(triethylsilyl)oxy>-5-<(3Z)-6-(trimethylsilyl)-3-hexene-1,5-diynyl>spiro<2,1-benzisoxazole-7,2'-<1,3>dioxolan>-4-ylidene>acetic acid, methyl ester | 
                                        139609-35-1 | 
                                        C27H37NO6Si2 | 
                                        527.765 | 
                                    
                                                                                                                                            
                                        | —— | 
                                        (E)-2-<(5R)-5-ethynyl-4,5,6,7-tetrahydro-5-<(triethylsilyl)oxy>spiro<2,1-benzisoxazole-7,2'-<1,3>dioxolan>-4-ylidene>acetic acid, methyl ester | 
                                        139609-34-0 | 
                                        C20H27NO6Si | 
                                        405.523 | 
                                    
                                                                                                                                            
                                        | —— | 
                                        (E)-2-<(5R)-5-acetoxy-4,5,6,7-tetrahydro-5-<2-(trimethylsilyl)ethynyl>spiro<2,1-benzisoxazole-7,2'-<1,3>dioxolan>-4-ylidene>acetic acid, methyl ester | 
                                        139609-32-8 | 
                                        C19H23NO7Si | 
                                        405.48 | 
                                    
                                                                                                                                            
                                        | —— | 
                                        (E)-2-<(5R)-5-ethynyl-4,5,6,7-tetrahydro-5-hydroxyspiro<2,1-benzisoxazole-7,2'-<1,3>dioxolan>-4-ylidene>acetic acid, methyl ester | 
                                        139609-33-9 | 
                                        C14H13NO6 | 
                                        291.26 | 
                                    
                                                                                                                                            
                                        | —— | 
                                        (5R)-5-acetoxy-4,5,6,7-tetrahydro-5-<2-(trimethylsilyl)ethynyl>spiro<2,1-benzisoxazole-7,2'-<1,3>dioxolan>-4-one | 
                                        139609-31-7 | 
                                        C16H19NO6Si | 
                                        349.415 |