http://www.ckpr.ru
Click on the "produktsiya" button (2nd from left), then scroll to the bottom right where several products are labeled "siryena." This page does not allow Cyrillic letters, so if you don't know that alphabet but know uppercase Greek letters, it can help somewhat. A Cyrillic "C" is a Roman "S," and the "backwards N" is like our "E." "H" = "N," "Y" = "U." Letters like K, T, A, and O are the same as our Roman alphabet.

