dimethyl 2,2-di(but-2-yn-1-yl)malonate

dimethyl 2-(but-2-yn-1-yl)-2-((1-(2-methoxybenzyl)-4,5-dimethyl-1H-pyrrol-3-yl)methyl)malonate

dimethyl 2-(but-2-yn-1-yl)-2-((1-(4-methoxybenzyl)-4,5-dimethyl-1H-pyrrol-3-yl)methyl)malonate

3-amino-2-(hepta-1,6-diyn-4-yl)quinazolin-4(3H)-one

dimethyl 2-(but-2-yn-1-yl)-2-((1-(3-methoxybenzyl)-4,5-dimethyl-1H-pyrrol-3-yl)methyl)malonate

3'-(but-2-yn-1-yl)-3-methyl-2',3'-dihydro-9'H-spiro[azirine-2,1'-pyrrolo[2,1-b]quinazolin]-9'-one

dimethyl 2-(but-2-yn-1-yl)-2-((4,5-dimethyl-1-(4-methylbenzyl)-1H-pyrrol-3-yl)methyl)malonate

methyl N-(nona-2,7-diyn-5-oyl)anthranilate

(S,E)-methyl 5-(1-bromoethylidene)-3-(but-2-ynyl)-2-oxotetrahydrofuran-3-carboxylate

dimethyl 2-(but-2-yn-1-yl)-2-((1-(4-chlorobenzyl)-4,5-dimethyl-1H-pyrrol-3-yl)methyl)malonate

2,2-Di-but-2-ynyl-malonic acid

dimethyl 3-((((R)-2,8-dimethyl-2-((4R,8R)-4,8,12-trimethyltridecyl)chroman-6-yl)oxy)methyl)-1,4-dimethyl-5H-cyclopenta[c]pyridine-6,6(7H)-dicarboxylate

dimethyl 2,7-dimethyl-4-octylbicyclo[6.3.0]undeca-1,7-dien-3-one-10,10-dicarboxylate

(R,E)-methyl 5-(1-bromoethylidene)-3-(but-2-ynyl)-2-oxotetrahydrofuran-3-carboxylate

dimethyl 3,4-diethylcyclopent-3-ene-1,1-dicarboxylate

dimethyl 5-(diphenylphosphoryl)-6-((diphenylphosphoryl)ethynyl)-4,7-dimethyl-1,3-dihydro-2H-indene-2,2-dicarboxylate

dimethyl 2-((1-benzyl-4,5-dimethyl-1H-pyrrol-3-yl)methyl)-2-(but-2-yn-1-yl)malonate