«مَا جَاءَنِي أَحَدٌ غَيْرُ زَيْدٍ»
mā: negation; jāʾanī: verb and object suffix.
aḥadun: nominative subject.
ghayru: nominative badal of aḥadun, also the first term in iḍāfa.
Zaydin: genitive second term.
This corresponds to the badal analysis with illā Zaydun.