diff --git a/src/bng/score.rs b/src/bng/score.rs
index 4aadc1e..0595765 100644
--- a/src/bng/score.rs
+++ b/src/bng/score.rs
@@ -19,17 +19,17 @@ use nom::{
 #[cfg(debug_assertions)]
 use serde::Serialize;
 use serde::{
-    de::{self as serde_de, Visitor},
+    de::{self, Visitor},
     Deserialize,
 };
 use strum::EnumDiscriminants;
 use thiserror::Error;
 use utils::{inflate, InflateError};
 
-mod de;
 mod lex;
+mod ser;
 mod utils;
-pub use de::*;
+pub use ser::*;
 
 use super::Expression as Instruction;
 
diff --git a/src/bng/score/lex/lexer.rs b/src/bng/score/lex/lexer.rs
index 762100e..1933b43 100644
--- a/src/bng/score/lex/lexer.rs
+++ b/src/bng/score/lex/lexer.rs
@@ -40,7 +40,11 @@ impl Parse for Modifier {
 
 pub fn flat_atom_parser(notes: &str) -> impl Parser<&str, FlatAtom, nom::error::Error<&str>> {
     alt((
-        map_res(map_opt(one_of(notes), |c| notes.find(c)), u8::try_from).map(FlatAtom::Note),
+        map_res(
+            map_opt(one_of(notes), |c| notes.find(dbg!(c))),
+            u8::try_from,
+        )
+        .map(FlatAtom::Note),
         value(FlatAtom::Rest, char(Atom::REST)),
         value(FlatAtom::StartHere, char(Atom::START_HERE)),
         preceded(char(Atom::MODIFIER), Modifier::parse).map(FlatAtom::Modifier),
diff --git a/src/bng/score/de.rs b/src/bng/score/ser.rs
similarity index 91%
rename from src/bng/score/de.rs
rename to src/bng/score/ser.rs
index 1745d76..ef8b300 100644
--- a/src/bng/score/de.rs
+++ b/src/bng/score/ser.rs
@@ -1,23 +1,7 @@
-use derive_new::new;
-use nom::{
-    character::complete::one_of,
-    combinator::all_consuming,
-    multi::many0,
-    sequence::{preceded, terminated},
-    Parser,
-};
-use serde::{
-    de::{self, Deserializer, Visitor},
-    Deserialize,
-};
-use thiserror::Error;
+use de::Deserializer;
+use nom::Parser;
 
-use crate::bng::score::lex::lexer::flat_atom_parser;
-
-use super::{
-    utils::{inflate, InflateError},
-    Atoms, FlatAtom,
-};
+use super::*;
 
 #[derive(Debug, Error)]
 enum AtomsSerializeError {