multicomponent reactions were developed which include domino Knoevenagel / hetero-Diels-Alder reactions, the combination of Knoevenagel reactions with [3+2] cycloadditions of nitrogen ylides, domino Knoevenagel
https://www.langer.chemie.uni-rostock.de/forschung2/forschungsthemen/heterocyclic-enamines/domino-reactions/