module SRsetOR2resetOA21_H (
   s1,
   s2,
   s_ack,
   r1,
   r2,
   r3,
   r_ack,
   out,
   in
);

   input s1;
   input s2;
   output s_ack;
   input r1;
   input r2;
   input r3;
   output r_ack;
   output out;
   input in;
   wire w1;

   NA3 I0 (s1, s2, w1, out);
   ON221 I1 (r1, r3, r2, r3, in, w1);
   OA22 I2 (s1, w1, s2, w1, s_ack);
   AO221 I3 (r1, r3, r2, r3, in, r_ack);
endmodule

