and one more nucleus

COAST/ParticleConversion.h

@@ -105,6 +105,7 @@ namespace corsika::coast {
     Carbon13 = 1306,
     Nitrogen = 1407,
     Oxygen = 1608,
+    Fluor = 1809,
     Neon21 = 2110,
     Neon = 2210,
     Argon = 1838,
@@ -196,6 +197,7 @@ namespace corsika::coast {
       {CoastCode::Carbon, corsika::particles::Code::Carbon},
       {CoastCode::Carbon13, corsika::particles::Code::Carbon13},
       {CoastCode::Nitrogen, corsika::particles::Code::Nitrogen},
+      {CoastCode::Fluor, corsika::particles::Code::Fluor},
       {CoastCode::Oxygen, corsika::particles::Code::Oxygen},
       {CoastCode::Neon21, corsika::particles::Code::Neon21},
       {CoastCode::Neon, corsika::particles::Code::Neon},

Framework/Particles/NuclearData.xml

@@ -36,6 +36,9 @@
 <particle id="1000080160" name="oxygen" A="16" Z="8" >
 </particle> 
 
+<particle id="1000080160" name="fluor" A="18" Z="9" >
+</particle> 
+
 <particle id="1000100220" name="neon21" A="21" Z="10" >
 </particle>