Add a 4-bar POP SYNTH STRINGS 2 track in the following composition:
PS T4Q4 GMPOP KMG BM75 CMGQGmQDQD7QB BL4 IL0Q52Q33Q62Q0Q101 TS INST62 DN1 BS TD8X0 NO76 TD1X479 NOF76 TD0X521 NO74 TD1X125 NOF74 TD0X875 NO76 TD1X604 NOF76 TD0X396 NO78 TD2X0 NOF78 BE BS NO78 TD6X292 NOF78 TD1X708 NO76 TD1X354 NOF76 TD0X646 NO78 TD1X438 NOF78 TD0X562 NO79 TD1X521 NOF79 TD0X479 NO81 TD2X0 NOF81 BE BS NO81 TD3X312 NOF81 TD0X688 NO81 TD0X958 NOF81 TD1X042 NO81 TD3X542 NOF81 TD0X458 NO78 TD1X292 NOF78 TD0X708 NO79 TD1X625 NOF79 TD0X375 NO81 TD2X0 NOF81 BE BS NO81 TD3X146 NOF81 TD0X854 NO78 TD3X25 NOF78 TD0X75 NO79 TD3X062 NOF79 TD0X938 NO81 TD3X25 NOF81 BE TE TS INST0 DN1 BS NO62 NO59 NO55 TD7X979 NOF62 NOF59 TD8X0 NOF55 BE BS NO55 NO62 NO58 TD7X979 NOF55 TD8X0 NOF62 NOF58 BE BS NO66 NO62 NO57 TD7X979 NOF66 NOF62 NOF57 TD0X021 NO62 NO60 NO54 TD7X979 NOF62 NOF60 NOF54 BE BS NO66 NO63 NO59 TD15X979 NOF66 NOF63 NOF59 BE TE TS INST0 DN0 BS BE BS BE BS BE BS BE TE TS INST101 DN1 BS NO78 NO78 TD1X667 NOF78 NOF78 TD0X333 NO76 NO76 TD1X604 NOF76 NOF76 TD0X396 NO78 NO78 TD1X938 NOF78 NOF78 TD0X062 NO71 NO71 TD8X917 NOF71 NOF71 BE BS NO78 NO78 TD1X604 NOF78 NOF78 TD0X396 NO76 NO76 TD1X354 NOF76 NOF76 TD0X646 NO78 NO78 TD1X792 NOF78 NOF78 TD0X208 NO70 NO70 TD7X729 NOF70 NOF70 BE TE PE
TS INST52 DN1 BS NO74 NO71 NO67 TD15X979 NOF74 NOF71 NOF67 BE BS NO74 NO70 NO67 TD15X979 NOF74 NOF70 NOF67 BE BS NO78 NO74 NO69 TD7X979 NOF78 NOF74 NOF69 TD0X021 NO74 NO72 NO66 TD7X979 NOF74 NOF72 NOF66 BE BS NO75 NO71 NO78 TD11X0 NOF75 NOF71 TD0X979 NOF78 BE TE