Task: Answer the MCQ question.
Question: Which compound has a 8.240\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a: COC(=O)CSc1nnc(CCc2nc3ccccc3[nH]2)n1C
b: COC(=O)C1=C(C(=O)OC)N2C=CC=CC2(C)C(C(=O)OC)=C1C(=O)OC
c: O=C(O)c1occc1CSc1ccccc1
d: COc1ccc(NC(=O)c2n[nH]c(=O)c3ccccc23)cc1S(=O)(=O)N1CCCCC1
Answer: a. COC(=O)CSc1nnc(CCc2nc3ccccc3[nH]2)n1C
{#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#}
COC(=O)CSc1nnc(CCc2nc3ccccc3[nH]2)n1C
COC(=O)CSc1nnc(CCc2nc3ccccc3[nH]2)n1C
methyl 2-[[5-[2-(1H-benzimidazol-2-yl)ethyl]-4-methyl-1,2,4-triazol-3-yl]sulfanyl]acetate