/run C=CastSpellByName;G=GetComboPoints()if IsUsableAction(5)then C("Riposte")end;if G>=5 or UnitHealth(“Target”)/UnitHealthMax(“Target”)<.2 and G>=2 then C(“Eviscerate”)else C("Sinister Strike")end

Here is the error info.

Date: 2017-09-08 22:27:27
ID: 1
Error occured in: Global
Count: 1
Message: [string "C=CastSpellByName;G=GetComboPoints()if IsUsableAction(5)then C(..."] line 1:
unexpected symbol near '?Debug:
(tail call): ?
[C]: ?
[C]: RunScript()
..\FrameXML\ChatFrame.lua:1996: value()
..\FrameXML\ChatFrame.lua:4070: ChatEdit_ParseText()
..\FrameXML\ChatFrame.lua:3660: ChatEdit_SendText()
..\FrameXML\ChatFrame.lua:2477:
..\FrameXML\ChatFrame.lua:2470
[C]: ?
[C]: UseAction()
..\FrameXML\SecureTemplates.lua:310: handler()
..\FrameXML\SecureTemplates.lua:529:
..\FrameXML\SecureTemplates.lua:478
[C]: Click()
..\FrameXML\SecureTemplates.lua:458: handler()
..\FrameXML\SecureTemplates.lua:529:
..\FrameXML\SecureTemplates.lua:478


If anyone understands any of this, please help