Thanks, all!
I had written "sweet, ether-like aroma," and didn't want to identify it as chloroform per se because the point of view character has no idea what it is. Who would know except a doctor anyway?
Hang on, I'll go check.
*Sniff*
*Sniff*
Hmm, it smells like... sort of like...
*Sniff*
KERTHUNK.