4-chloro-2-pyridin-4-ylpyrimidine

叔丁胺

N-ethyl-2-(4-pyridinyl)-4-pyrimidinamine

叔丁基异氰酸酯

3-tert-butyl-1-methyl-1-(2-pyridin-4-ylpyrimidin-4-yl)urea