I found these one (they are much darker than the other scheme that were painted during their first "KBP" i think):
http://lemur59.ru/sites/default/files/images/Su27K_(Su33)_DD-SD-99-06153%20(1).jpg
http://www.knaaz.su.opt-images.1c-bitrix-cdn.ru/upload/iblock/82a/su-33_06_big.jpg_Thumbnail0.jpg?1495512852307556
http://s017.radikal.ru/i431/1112/03/8b76719034a5.jpg
http://s017.radikal.ru/i440/1112/ac/c23027518247.jpg
http://www.testpilot.ru/russia/sukhoi/su/33/img/su33_19.jpg
http://www.knaaz.su.opt-images.1c-bitrix-cdn.ru/upload/iblock/bef/su-33_07_big.jpg_Thumbnail0.jpg?1495512817258968
They do ressemble a lot the B/N 109 colour scheme, but as you can see in the last photo, it's a bit diffrent but maybe, it is just a lighting.