Task: Answer the multiple choice question.
Question: Which drug has a 17.591\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a) O=C(/C=C/c1ccccn1)c1cc(Br)ccc1O
b) CSc1nc(Sc2ccc(Cl)cc2)c2ccccc2n1
Answer: b. CSc1nc(Sc2ccc(Cl)cc2)c2ccccc2n1
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_1uM#}{herg_central_at_1uM__units} {herg_central_at_1uM__names__noun}?
Constraint: You must select none, one or more options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%herg_central_at_1uM%}
Answer: {%multiple_choice_result}. {SMILES#}
CSc1nc(Sc2ccc(Cl)cc2)c2ccccc2n1
CSc1nc(Sc2ccc(Cl)cc2)c2ccccc2n1
4-(4-chlorophenyl)sulfanyl-2-methylsulfanylquinazoline