From: Rabbi Moshe Sofer
To: Rabbi Nosson Shapira
The question concerns how the synagogue Chanukah menorah should be arranged and in what order the candles should be lit, based on the Temple Menorah's orientation. The Chasam Sofer follows the prevailing custom of the Raavad and Terumas HaDeshen.
Source: Shu"t Chasam Sofer OC §186