No, don't waste the proc. The problem is that even the lastest version doesn't offer an action to use it with only 2 seconds remaining by default. You need to rename a file.
The following string was build after the priority list used in SimulationCraft and works for both SW and DP:
You need to rename the rotation.untested file to rotation.lua in the latest version of clcInfo to get the ds_4t16_aw and tvdp_2s commands. If you use clcRet, get the file from the clcInfo download.
inq inqdp ds_4t16_5hp tv5 tvdp_2s how ds_4t16_aw tvaw cs j ds_4t16 tvdp exo tv3