1-Acetyl-4-(4-nitrophenyl)piperazine

1-(4-(4-Nitrophenyl)piperazin-1-yl)ethanone

1-[4-(4-Nitrophenyl)piperazin-1-yl]ethan-1-one

1-Acetyl-4-(4-nitrophenyl)piperazine, 4-(4-Acetylpiperazin-1-yl)nitrobenzene