8am2b 7am2 6am2bi 5am2b 4am2
jkl2 ikl2bi hkl2b gkl2 fkl2bi
utk2bi ttk2b stk2 rtk2bi qtk2b
52j2b 42j2 32j2bi 22j2b 12j2
gcj2 fcj2bi ecj2b dcj2 ccj2bi