00000nz  a2200000n  4500
001  KSH2001024824
005  20230818133335
008  011230 n azknn|abn          |a a|a    | 
150  ▼a온라인 서비스[on-line service]▲
450  ▼wr▼i영어▼aon-line service▲
550  ▼aOTT 플랫폼(온라인)[OTT Platform]▲
550  ▼a온라인[on-line]▲