Al Hilal SFC topped the West Zone following a 2-0 win against UAE's Al Wasl on Tuesday, with the four-time Asian champions finishing on 22 points, the same as fellow Saudi Pro League side Al Ahli Saudi FC but ahead on goal difference.

Al Hilal will meet Uzbekistan's Pakhtakor in the Round of 16 while Al Ahli will face Al Rayyan.

Al Nassr Club, the third team from Saudi Arabia through to the Round of 16, will meet Esteghlal while Qatar's Al Sadd SC will take on Al Wasl.

The first leg of the Round of 16 is scheduled for March 3-5 with the return fixtures to be played a week later.

Pakhtakor FC (UZB) v Al Hilal SFC (KSA)

Al Rayyan SC (QAT) v Al Ahli Saudi FC (KSA)

Esteghlal FC (IRN) v Al Nassr Club (KSA)

Al Wasl FC (UAE) v Al Sadd SC (QAT)