{HEAD ~ The cavity resonator} within the block is configured in {TAIL ~ a tightly folded zig zag configuration} 
is configured in
{ HEAD ~ The cavity resonator } within the block is configured in { TAIL ~ a tightly folded zig zag configuration }
HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL