The Contergan scandal caused a generation of children to be born with this condition. For 10 points each:
[10h] Name this condition that involves malformations of the arms and legs. Scientists have hypothesised that this condition is associated with anomalous origins of the subclavian artery.
ANSWER: phocomelia
[10e] In the early 1960s, sales of this morning sickness drug were halted after thousands of babies were born with phocomelia.
ANSWER: thalidomide
[10m] Scientists had not realised that thalidomide can exist in two of these forms, the R type of which was harmless but the S type of which caused phocomelia.
ANSWER: enantiomers [accept R/S enantiomers or optical isomer; prompt on stereoisomers; prompt on antipodes by asking for the modern term; do NOT accept diasterio(iso)mer]