(PERK_a-1_S:0.0042510993,PERK_a-2_S:0.0060790356,(PERK_c_Smo:0.0000000001,(PERK_b-2_S:0.0051178716,(PERK_d_Smo:0.0106589240,PERK_b-1_S:0.0624801249)89:0.0103957015)11:0.0156711723)100:0.1530415586);