In another embodiment, stitching interconnects may be automatically rerouted in {HEAD ~ the first direction} and second direction to avoid {TAIL ~ obstacles} 
to avoid
In another embodiment , stitching interconnects may be automatically rerouted in { HEAD ~ the first direction } and second direction to avoid { TAIL ~ obstacles }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH REL REL TAIL TAIL TAIL TAIL TAIL