As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING CRUISE AT FL430, CREW NOTICED SMOKE COMING FROM THE LOWER PORTION OF LT DIRECT VISION WINDOW. CREW LOCATED SOURCE & TURNED SIDE WINDOW HEAT OFF, THE SMOKE DISSIPATED & SMOKE WAS NO LONGER OBSERVED. CHECK LIST FOLLOWED, EMER DECLARED & UNSCHEDULED LANDING PERFORMED WITHOUT INCIDENT. MX EVALUATION FOUND WIRES PINCHED TOGETHER & BROKEN ON LT SIDE WINDOW CONNECTOR. REPAIRED WIRES IAW AMM.