if(v2b2)
decrypt_authenticate_algorithm_2Blocks_V2<32>(seq2, seq,len,RM,Pbox,PboxSRM,Inv_Sbox1,Inv_Sbox2,Sbox1,Sbox2,IV1,IV2,MAC,myrand);
if(v2b3)
if(v2b2)
decrypt_authenticate_algorithm_2Blocks_V2<32>(seq2, seq,len,RM,Pbox,PboxSRM,Inv_Sbox1,Inv_Sbox2,Sbox1,Sbox2,IV1,IV2,MAC,myrand);
if(v2b3)