00000nz  a2200000n  4500
001  KSH2000027012
005  20000427000717
008  000427 n azknn|abn          |a a|a    | 
150  ▼a메탄계 제품[--系製品]▲
450  ▼wr▼i영어▼aproducts of methane▲
550  ▼a메탄[methane]▲