const fs = require('fs');
const filePath = 'c:\\Users\\matthias.hoesch\\.gemini\\antigravity\\scratch\\vda-to-edifact-converter\\samples\\test_efz.edi';
const content = fs.readFileSync(filePath, 'utf8');
const normalized = content.replace(/\r\n/g, '').replace(/\r/g, '').trim();

console.log('Position 179 char:', normalized[179]);
console.log('Context (170-190):', normalized.substring(170, 190));
console.log('Context (hex):', Buffer.from(normalized.substring(170, 190), 'utf8').toString('hex'));

const searchStr = 'Precision';
const idx = normalized.indexOf(searchStr);
console.log('Precision found at char index:', idx);