Task: Answer the MCQ question.
Query: Which compound has a 6.694\% 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) O=C(Nc1cccc(NC(=O)c2ccc3c(c2)OCO3)c1)c1ccccc1
(b) Cc1ccccc1C(=O)NC(=S)Nc1ccc(S(=O)(=O)N(C)c2ccccc2)cc1
(c) COc1cc(NC(=O)CCCOc2ccc(Cl)cc2Cl)c(C(=O)O)cc1OC
(d) Cn1cnc([N+](=O)[O-])c1Oc1ccccc1
(e) CCN(C(=O)COC(=O)/C=C/c1ccco1)c1c(N)n(Cc2ccccc2)c(=O)[nH]c1=O
Answer: c. COc1cc(NC(=O)CCCOc2ccc(Cl)cc2Cl)c(C(=O)O)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#}
COc1cc(NC(=O)CCCOc2ccc(Cl)cc2Cl)c(C(=O)O)cc1OC
COc1cc(NC(=O)CCCOc2ccc(Cl)cc2Cl)c(C(=O)O)cc1OC
2-[4-(2,4-dichlorophenoxy)butanoylamino]-4,5-dimethoxybenzoic acid