Problem statement: Answer the multiple choice question.
Query: Which drug exhibits a 18.908\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a: O=C(c1ccc(-c2ccccc2)cc1)N1CCN(c2ccccn2)CC1
b: NC(=O)C1(c2ccccc2)OC1c1ccccc1
c: COc1ccc(-c2cnc3ncnn3c2N)cc1
d: CCOCCCNC(=S)N1C2CCC1CC(NC(=O)NC13CC4CC(CC(C4)C1)C3)C2
Answer: b. NC(=O)C1(c2ccccc2)OC1c1ccccc1
{#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#}
NC(=O)C1(c2ccccc2)OC1c1ccccc1
NC(=O)C1(c2ccccc2)OC1c1ccccc1
2,3-diphenyloxirane-2-carboxamide