((ip[(((ip[0]&0xf)<<2) + ((ip[((ip[0]&0xf)<<2)+1] & 0x80) >> 5) + 12)+4 +9]=17) and (ip[(((((ip[0]&0xf)<<2) + ((ip[((ip[0]&0xf)<<2)+1] & 0x80) >> 5) + 12)+4 +((ip[(((ip[0]&0xf)<<2) + ((ip[((ip[0]&0xf)<<2)+1] & 0x80) >> 5) + 12)+4]&0xf)<<2))+20):4]=0x7fffffff))