HT > BL+BFB > ID > DracoPot > DIS > IR+BoTD > CT > PS+LSweep > 4th > GK > Phleb > Jump > TT > SSD > Vorpal > LS > FT > DFD > 4th > so on so forth.

GK being placed there won't matter in a long fight, but suppose the boss makes a first jump right after your opener, or a mechanic disrupts it. I think it might be more beneficial to hold GK till the second 4th hitter on some occasions, though.