Task: Answer the multiple choice question.
Query: Which drug has a 3.643\% 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. Cn1c(CCN2CCOCC2)nc2cc(NC(=O)c3cccs3)ccc21
b. Cc1cc(=O)oc2cc(NC(=O)c3cc([N+](=O)[O-])ccc3N3CCOCC3)ccc12
c. COc1ccc(NC(=S)Nc2ccc(C)c(Cl)c2)cc1OC
d. C=CCc1ccc(OCCOCCOc2cccc3cccnc23)c(OC)c1
e. O=C(NC(=O)N1CCN(C(c2ccccc2)c2ccccc2)CC1)c1ccccc1
Answer: a. Cn1c(CCN2CCOCC2)nc2cc(NC(=O)c3cccs3)ccc21
{#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#}
Cn1c(CCN2CCOCC2)nc2cc(NC(=O)c3cccs3)ccc21
Cn1c(CCN2CCOCC2)nc2cc(NC(=O)c3cccs3)ccc21
N-[1-methyl-2-(2-morpholin-4-ylethyl)benzimidazol-5-yl]thiophene-2-carboxamide