First Decompress the file EXTREMIS.EXE.
 
 Then search it for FF FF FF FF FF FF F4 01 00 00 At Offset 1D8E2,
 change it to 01 00 01 00 01 00 FF 30 04 00
 
 This gives you 2 pocket injectors, a bomb, loads of ammo and the best
 laser gun. Then find E8 03 FF FF FF FF FF FF at Offset 1D8EC,
 Change it to FF 10 FF FF 63 00 63 00
 
 This will give you 5000+ health points, full battery and full oxygen.
 
 Level Codes:
 ~~~~~~~~~~~~
 
 Level           Level-Code      GOTO code
 ----------------------------------------------
 C200            IJEKAH
 B101            JBHGAD
 A002            CJBAIK          ATILAHUN
 B103            FIJGAD
 C204            KADBEI          ZENDOR56
 D305            JDKCHB          STRADIUS
 C207            CHIGAK          TARRACI12
 B108            HDGJAE
 A009            BGJAF           CARTOONO
 C210            AFBJDH          GOREXZ73
 B111            JEAGHI          ALTEA117
 A012            ABFEKI
 B113            AIDCJF
 C214            EFGHJC          RAMDAC38
 D315            IJHGBA
 E416            EIABDC
 D317            JFBADG          EPSILON4
 F518            AEDKGB
 G620            KCFGIB
 H721            HEAJDF          NEAREND1
 H719            KFGCJD
 I822            GDEAJF          CENTRAL7
 G623            HEFDKB
 H724            JGCDIB
 H725            CDAJKE          ARKETYPE
 F526            EFIBAG          PRACTIX4
 I827            BHAJKG
 F528            HJKDCF          ANTARESS
 G629            FKIEJG          CLEENEND