Task: Answer the multiple choice question.
Query: Which compound exhibits a 8.523\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a) COc1ccccc1-n1c(SCc2cc(=O)oc3cc(O)ccc23)nc2ccccc2c1=O
b) Cc1nc(Cl)c2oc3ccccc3c2n1
c) Cc1noc(C)c1COc1ccc(C(=O)OCC(=O)Nc2ccc(C(=O)N(C)C)cc2)cc1
Answer: b. Cc1nc(Cl)c2oc3ccccc3c2n1
{#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#}
Cc1nc(Cl)c2oc3ccccc3c2n1
Cc1nc(Cl)c2oc3ccccc3c2n1
4-chloro-2-methyl-[1]benzofuro[3,2-d]pyrimidine