00000nz  a2200000n  4500
001  KSH2000020878
005  20000402002152
008  000402 n azknn|abn          |a a|a    | 
150  ▼a천연물[天然物]▲
450  ▼a천연 물질[天然物質]▲
550  ▼wh▼a천연 추출물[天然抽出物]▲
550  ▼a신약 후보 물질[新藥候補物質]▲
550  ▼a자연물[自然物]▲
550  ▼a천연[天然]▲