Problem statement: Answer the MCQ question.
Question: Which compound exhibits a 2.438\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
[a] C(=C/CSc1ncn[nH]1)\CSc1ncn[nH]1
[b] CCCNC(=O)C1Cc2cc(S(=O)(=O)N3CCCC3)ccc2N1C(C)=O
Answer: a. C(=C/CSc1ncn[nH]1)\CSc1ncn[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#}
C(=C/CSc1ncn[nH]1)\CSc1ncn[nH]1
C(=C/CSc1ncn[nH]1)\CSc1ncn[nH]1
5-[(E)-4-(1H-1,2,4-triazol-5-ylsulfanyl)but-2-enyl]sulfanyl-1H-1,2,4-triazole