Problem statement: Answer the MCQ question.
Query: Which drug exhibits a 18.316\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any additional words.
Options:
(a) OCC[C@@H]1C[C@H](O)[C@@H](O)[C@@]2(CCCc3ccccc3O2)O1
(b) COc1cc(OC)cc(-c2c(C#Cc3ccsc3)c3cc(Br)ccc3n2C)c1
(c) COc1ccccc1N(C)S(=O)(=O)c1ccc(C(=O)Nc2ccc3nc(C)sc3c2)cc1
(d) Cl.c1ccc2c(c1)nc1n2CCN1CCN1CCCC1
(e) CCOC(=O)c1cc(NC(=O)c2ccccc2)c(=O)n2c1oc1ccccc12
Answer: d. Cl.c1ccc2c(c1)nc1n2CCN1CCN1CCCC1
{#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#}
Cl.c1ccc2c(c1)nc1n2CCN1CCN1CCCC1
Cl.c1ccc2c(c1)nc1n2CCN1CCN1CCCC1
3-(2-pyrrolidin-1-ylethyl)-1,2-dihydroimidazo[1,2-a]benzimidazole;hydrochloride