I have booked MU591 from Shanghai to Moscow and the aircraft is marked as 33L. I can not find it on SeatGuru (there is 33H and 330 only), on seat selection it seems to come with 1-2-1 seats (
https://i.gyazo.com/41a30243d5e56ebd...188564e5e0.png) which does not match any of the layouts on SeatGuru. I have also tried to find some reviews or photos of it online but all of them refer to the old 330's with 2-2-2 layout.
Does anyone have any information about this particular aircraft?