This means that the reaction does not require the presence of a catalyst, which is a substance that speeds up a chemical reaction without being consumed in the process.
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2-[1-(4-methoxyphenyl)-2-nitroethyl]-1-methyl-1H-pyrrole
5'-methyl-1,3-diphenyl-1H-spiro[indeno[1,2-b]pyrazolo[4,3-e]pyridine-4,3'-indoline]-2',5(10H)-dione
1-[(4-bromophenyl)(pyrrolidin-1-yl)methyl]naphthalen-2-ol
C18H14F3N3OS
4-(2-bromobenzyl)pyridine
2-(4-chlorophenyl)-8-methylimidazo[1,2-a]pyridine
3-(4-bromophenyl)imidazo[1,2-a]pyridine
2-((3-bromophenyl)(2,3-dihydro-1,3-dioxo-1H-inden-2-yl)methyl)-2H-indene-1,3-dione
