ethyl 4-(3-(2-(methylsulfonamidomethyl)acrylamido)phenyl)-7H-pyrrolo[2,3-d]pyrimidine-5-carboxylate

ethyl 4-(3-((2-((tert-butyl(dimethyl)silyl)oxy)methyl)acryloyl)amino)phenyl-7H-pyrrolo[2,3-d]pyrimidine-5-carboxylate

ethyl 4-[3-({2-[(dimethylamino)methyl]acryloyl}amino)phenyl]-7H-pyrrolo[2,3-d]pyrimidine-5-carboxylate

ethyl 4-(3-{[(2E)-4-(dimethylamino)-2-methylbut-2-enoyl]amino}phenyl)-7H-pyrrolo[2,3-d]pyrimidine-5-carboxylate

ethyl 4-(3-(2-(aminomethyl)acrylamido)phenyl)-7H-pyrrolo[2,3-d]pyrimidine-5-carboxylate