Task: Answer the multiple choice question.
Query: Which drug has a 2.186\% 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] NC(=O)CN1CCN(C(=O)Nc2ccccc2)CC1
[b] COC(=O)CCCC(=O)Nc1ccc(Cl)c(Cl)c1
[c] Cc1cc(Cl)cc(C)c1OCCCCn1ccnc1
[d] O=C(NCc1ccco1)c1cccc(NS(=O)(=O)c2ccccc2F)c1
[e] CCCC(c1nnnn1CC1CCCO1)N1CCN(c2nc3ccccc3s2)CC1
Answer: e. CCCC(c1nnnn1CC1CCCO1)N1CCN(c2nc3ccccc3s2)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#}
CCCC(c1nnnn1CC1CCCO1)N1CCN(c2nc3ccccc3s2)CC1
CCCC(c1nnnn1CC1CCCO1)N1CCN(c2nc3ccccc3s2)CC1
2-[4-[1-[1-(oxolan-2-ylmethyl)tetrazol-5-yl]butyl]piperazin-1-yl]-1,3-benzothiazole