Robert Lewandowski and Arjen Robben admit Bayern Munich will have to be at their best to overcome Liverpool in a "difficult" Champions League last-16 clash.
Bayern visit Anfield for the first leg of the tie on February 19, taking on the 2017-18 runners-up and current Premier League leaders.
Despite having five domestic fixtures to negotiate before the trip to Merseyside, both Lewandowski and Robben have one eye on Liverpool.
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"I think we played very well in the groups," Lewandowski said at an Audi event.
"Of course now we have very difficult opponents in Liverpool.