@Override
	public String toString() {
		if (end == -1) {
			return nt.toString();
		}
		return name;
	}
Construct a new extended non terminal, derived from the given non-terminal

@param start the start state for the extended non-terminal
@param nt the non-terminal from which the extended non-terminal is derived
@param end the end state for the extended non-terminal
Ghidra/Framework/SoftwareModeling/src/main/java/ghidra/app/plugin/assembler/sleigh/symbol/AssemblyExtendedNonTerminal.java