Task: Answer the MCQ question.
Query: Which drug exhibits a 1.478\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
[a] CCOc1cccc(-c2nn(-c3ccccc3)cc2/C=C(/C#N)C(=O)NCCCn2ccnc2)c1
[b] ClC1(Cl)CC1CSc1nc2ccccc2[nH]1
[c] C/C(Cl)=C\COc1cc(C)nc2c(Br)cccc12
[d] CCOC(=O)CCNC(=O)CNC(=O)OCc1ccccc1
Answer: b. ClC1(Cl)CC1CSc1nc2ccccc2[nH]1
{#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#}
2-[(2,2-dichlorocyclopropyl)methylsulfanyl]-1H-benzimidazole