Task: Answer the MCQ question.
Question: Which drug exhibits a 4.013\% 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) COc1ccc(CCN(C)CC(=O)Nc2ccc(F)c(Cl)c2)cc1OC
b) Cn1c(C(=O)N[C@@H](Cc2ccccc2)C(=O)NCCC(=O)O)cc2cc(Cl)ccc21
c) CCc1cccc(C)c1NC(=O)CSc1nnc(-c2cc3cc(Br)ccc3o2)n1CC
Answer: a. COc1ccc(CCN(C)CC(=O)Nc2ccc(F)c(Cl)c2)cc1OC
{#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#}
COc1ccc(CCN(C)CC(=O)Nc2ccc(F)c(Cl)c2)cc1OC
COc1ccc(CCN(C)CC(=O)Nc2ccc(F)c(Cl)c2)cc1OC
N-(3-chloro-4-fluorophenyl)-2-[2-(4,5-dimethoxyphenyl)ethyl-methylamino]acetamide