module dmux41 (iS,iA,iB,iC,iD,oY);
parameter BITS = 6;
input[1:0] iS;
input[BITS-1:0] iA,iB,iC,iD;
output[BITS-1:0] oY;
wire[BITS-1:0] oY,tP,tQ;
dmux21 s00 (iS[0],iA,iB,tP);
dmux21 s01 (iS[0],iC,iD,tQ);
dmux21 s10 (iS[1],tP,tQ,oY);
endmodule