Larotrectinib sulfate1223405-08-0100 % similar (3S)-N-[5-[(2R)-2-(2,5-Difluorophenyl)-1-pyrrolidinyl]pyrazolo[1,5-A]pyrimidin-3-yl]-3-hydroxy-1-pyrrolidinecarboxamide1223403-58-465 % similar (R)-5-(2-(2,5-Difluorophenyl)pyrrolidin-1-yl)pyrazolo[1,5-A]pyrimidin-3-amine1223404-88-355 % similar