@article{oai:gifu-pu.repo.nii.ac.jp:00013770, issue = {13}, journal = {Organic Letters}, month = {}, pages = {5269--5272}, title = {Multicomponent Ugi Reaction of Indole-N-carboxylic Acids: Expeditious Access to Indole Carboxamide Amino Amides}, volume = {21}, year = {2019} }