Based on DES if k3= CRYPTO, k4= UNITED the output of round 4 is "ARAB EMI" find the first half of round 4 input in hexa

i-1 R-1 32 28 28 32 LS LS E/P (E) 48 48 P 2 48 S-Box 32 32 32 32 i-1 R-1 32 28 28 32 LS LS E/P (E) 48 48 P 2 48 S-Box 32 32 32 32