Problem statement: Answer the MCQ question.
Question: Which drug has a 2.874\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
(a) CC(=O)c1ccc(NC(=O)Nc2ccccc2)cc1
(b) COc1ccc(C(=O)N2CCN(c3ccc(C)cc3)CC2)cc1OC
(c) COCC(=O)Nc1ccc(N(C)C)cc1
(d) Clc1ccccc1OCCCCn1ccnc1
Answer: d. Clc1ccccc1OCCCCn1ccnc1
{#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#}
Clc1ccccc1OCCCCn1ccnc1
Clc1ccccc1OCCCCn1ccnc1
1-[4-(2-chlorophenoxy)butyl]imidazole