ZBrushCentral

importing polypaint in topogun

i have a weird problem here, i sculpted a character in zbrush and i usually do topology in topogun which is much esiear for me rather than zbrush topology. so before exporting the zbrush sculpt i have painted some rough edge loops which i would like to start with, Is there a way that i can export the polypaint to topogun. ? please help me