Task: Answer the multiple-choice question.
Question: Which drug has a -20.450% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a) CCOc1ccc(-c2cn(-c3ccccc3OC)c(=S)[nH]2)cc1
b) C=CCNC(=O)c1sc(SC)cc1-c1ccc(Cl)cc1
Answer: b. C=CCNC(=O)c1sc(SC)cc1-c1ccc(Cl)cc1
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
C=CCNC(=O)c1sc(SC)cc1-c1ccc(Cl)cc1
C=CCNC(=O)c1sc(SC)cc1-c1ccc(Cl)cc1
4-(4-chlorophenyl)-2-methylsulfanyl-N-prop-2-enylthiophene-5-carboxamide