From Pathfinder Society Scenario #1-11: Flames of Rebellion, which isn't enabled.

Ravenous Giant Centipede

CREATURE 1

Perception +6; darkvision

Skills Acrobatics +8, Athletics +4, Stealth +8

Str -1, Dex +3, Con +1, Int -5, Wis +1, Cha -4

AC 17; Fort +6, Ref +8, Will +4

HP 20

Speed 30 feet, climb 30 feet

Melee Mandibles +8 (finesse), Damage 1d6+1 piercing plus Ravenous Giant Centipede Venom

Ravenous Giant Centipede Venom (poison)

Saving Throw DC 16 Fortitude

Maximum Duration 6 rounds

Stage 1 1d10 poison damage (1 round)

Stage 2 1d12 poison damage, Clumsy 1, and Off-Guard (1 round)

Pathfinder Society Scenario #1-11: Flames of RebellionOGL