import re
text = "/ 260: fcn.004020b0 (int32_t arg_4h, int32_t arg_8h);\n| ; var int32_t var_324h @ ebp-0x324\n| ; arg int32_t arg_4h @ ebp+0x4\n| ; arg int32_t arg_8h @ ebp+0x8\n| 0x004020b0 55 push ebp\n| 0x004020b1 8bec mov ebp, esp\n| 0x004020b3 81ec24030000 sub esp, 0x324\n| 0x004020b9 6a17 push 0x17 ; 23\n| 0x004020bb ff151c304000 call dword [sym.imp.KERNEL32.dll_IsProcessorFeaturePresent] ; 0x40301c\n| 0x004020c1 85c0 test eax, eax\n| ,=< 0x004020c3 7407 je 0x4020cc\n| | 0x004020c5 b902000000 mov ecx, 2\n| | 0x004020ca cd29 int 0x29\n| | ; CODE XREF from fcn.004020b0 @ 0x4020c3\n| `-> 0x004020cc a340744000 mov dword [0x407440], eax ; [0x407440:4]=0\n| 0x004020d1 890d3c744000 mov dword [0x40743c], ecx ; [0x40743c:4]=0\n| 0x004020d7 891538744000 mov dword [0x407438], edx ; [0x407438:4]=0"
print(re.findall(r'0x[0-9a-fA-F]{8}[\t ]*(\S+)', text))
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
['55', '8bec', '81ec24030000', '6a17', 'ff151c304000', '85c0', '7407', 'b902000000', 'cd29', 'a340744000', '890d3c744000', '891538744000']