COMMENT ⊗ VALID 00002 PAGES C REC PAGE DESCRIPTION C00001 00001 C00002 00002 R XM↔ C00003 ENDMK C⊗; R XM↔ Z↔↔↔↔↔↔XS↔ I↔↔↔↔↔XS↔ K↔↔↔↔↔XS↔ M↔↔↔↔↔XS↔