Problem statement: Answer the multiple choice question.
Query: Which drug exhibits a -2.643% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a.) COc1ccc(/C=C/c2nnc(NC(C)=O)s2)cc1
b.) Cc1c(Br)c(=O)oc2c(Br)c(O)c(O)cc12
Answer: b. Cc1c(Br)c(=O)oc2c(Br)c(O)c(O)cc12
{#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#}
Cc1c(Br)c(=O)oc2c(Br)c(O)c(O)cc12
Cc1c(Br)c(=O)oc2c(Br)c(O)c(O)cc12
3,8-dibromo-6,7-dihydroxy-4-methylchromen-2-one