Problem statement: Answer the multiple choice question.
Question: Which compound exhibits a -0.177\% 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] CCc1nnc(NC(=O)CSc2ccc(-c3nc4ccccc4[nH]3)cn2)s1
[b] O=C(O)COc1ccccc1Cc1ccccc1
[c] O=C(COc1cccc2ccccc12)N1CCN(c2ccccn2)CC1
Answer: b. O=C(O)COc1ccccc1Cc1ccccc1
{#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#}
O=C(O)COc1ccccc1Cc1ccccc1
O=C(O)COc1ccccc1Cc1ccccc1
2-(2-benzylphenoxy)acetic acid