반응 종료 후 소듐싸이오설파이트 수용액으로 반응을 종결시키고 결정을 여과한 뒤 물과 메탄올로 씻어준다.
After completion of the reaction, the reaction was terminated with an aqueous sodium thiosulfite solution, the crystals were filtered, and washed with water and methanol.