:9,Hin, H-form bridge with opening on the left.
:9,Hout, H-form bridge with opening on the right.
:9,br2in, Two branches and one opening end on the left.
:9,br2out, Two branches and one opening end on the right.
:9,br3close, Three branches closed.
:9,parser2in, Two parallel branches with serial components&#44; opening end on the left.
:9,parser2out, Two parallel branches with serial components&#44; opening end on the right.
