CHANGE 
{ { BACKUP [OF listObjList] 
  | COPY [OF listObjList] 
  | archivelogRecordSpecifier} 
  [(maintQualifier [maintQualifier]...] 
| recordSpec [DEVICE TYPE (deviceSpecifier [, deviceSpecifier]...]
}
{ AVAILABLE | UNAVAILABLE | UNCATALOG | keepOption } 
[DEVICE TYPE deviceSpecifier [, deviceSpecifier]...];