660F1F840000000000
ICLASS:     NOP
CATEGORY:   WIDENOP
EXTENSION:  BASE
IFORM:      NOP_MEMv_0F1F
ISA_SET:    FAT_NOP
ATTRIBUTES: NOP SCALABLE 
SHORT:      nop word ptr [eax+eax*1]
Encodable! 660F1F840000000000
Identical re-encoding