As of Patch 2.0.1 there are several more sections to the ItemString. We should try to discover what they are.
New Enchants with Patch 1.11
2681
+10 Nature Resistance
2682 +10 Frost Resistance
2682 +10 Frost Resistance
2683 +10 Shadow Resistance
2684 +100 Attack Power vs Undead
2685 +60 Spell Damage vs Undead
2715 Healing +31 and 5 mana per 5 sec.
2716 Stamina +16 and Armor +100
2717 Attack Power +26 and +1% Critical Strike
2721 Defense +7/Stamina +10/Block Value +15