MThd `MTrk X Y Q ,*`/ MTrk P`;P`; 9P09 7P07 4P@4 6P`6 4P04 6P06 7P@7 2P`2 2P02 2P02 4P04 4P04 6P06 7P07 9P`9 9P`9 7P07 9P09 ;P`; ;P`; 9P09 7P07 4P@4