00000nz  a2200000n  4500
001  KSH2000031553
005  20000613175704
008  000613 n azknn|abn          |a a|a    | 
150  ▼a반응 중간체[反應中間體]▲
450  ▼a중간 생성물[中間生成物]▲
450  ▼wr▼i영어▼aintermediate product▲
450  ▼wr▼i영어▼areaction intermediate▲
550  ▼a화학 반응[化學反應]▲