Z10 - O1 - O1 - P3 - H4 - I1 - L1 - E1 has 22 points in Scrabble!
Z10 - O1 - O1 - P4 - H3 - I1 - L2 - E1 has 23 points in Words with Friends!
Found in the OTCWL2014, SOWPODS, ENABLE, and WWF dictionaries