C Material: M1 Percentage: 50.0% (mass)
C Material: M2 Percentage: 50.0% (mass)
M500
c    |  materials    section  for FENDL-3.1 benchmark            |
c    o-----------------------------------------------------------o
c
c
C M1, submaterial 1
c          r-epoxy   100% t.a.d. = 8.4210e-002
       1001.31c       -1.000615E-1     $ H-1    AB(%) 20.012
       1002.31c       -3.999385E-1     $ H-2    AB(%) 79.988
c
C M2, submaterial 1
       1001.31c       -8.333333E-2     $ H-1    AB(%) 33.333
       1002.31c       -1.666667E-1     $ H-2    AB(%) 66.667
       8016.31c       -2.500000E-1     $ O-16   AB(%) 100.0