Problem statement: Answer the MCQ question.
Query: Which compound exhibits a 18.589\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
a CC(NC(=O)Cc1ccccc1)C(c1ccccc1)N1CCOCC1
b O=C(C1CC(=O)N(c2ccccc2)C1)N1CCC(c2nc3ccccc3[nH]2)CC1
c CCOC(=O)C1=C(C)Nc2ncnn2C1c1c[nH]c2ccccc12
d COc1ccccc1N(CC(=O)NCc1ccco1)C(=O)CCC(=O)Nc1nccs1
e COc1ccc([N+](=O)[O-])cc1NCc1ccco1
Answer: b. O=C(C1CC(=O)N(c2ccccc2)C1)N1CCC(c2nc3ccccc3[nH]2)CC1
{#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(C1CC(=O)N(c2ccccc2)C1)N1CCC(c2nc3ccccc3[nH]2)CC1
O=C(C1CC(=O)N(c2ccccc2)C1)N1CCC(c2nc3ccccc3[nH]2)CC1
4-[4-(1H-benzimidazol-2-yl)piperidine-1-carbonyl]-1-phenylpyrrolidin-2-one