Task: Answer the multiple-choice question.
Query: Which drug has a 8.646\% 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 additional words.
Options:
a: CCCOC(=O)C(=O)NNc1ccccc1
b: COc1cc2[nH]c(=O)n(CCC(=O)N3CCN(Cc4ccccc4)CC3)c(=O)c2cc1OC
c: C=C(C(=O)Oc1ccccc1C(C)(C)C)c1ccccc1
d: O=C(OCCc1cc2ccccc2c(=O)o1)c1ccc(F)cc1
Answer: b. COc1cc2[nH]c(=O)n(CCC(=O)N3CCN(Cc4ccccc4)CC3)c(=O)c2cc1OC
{#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#}
COc1cc2[nH]c(=O)n(CCC(=O)N3CCN(Cc4ccccc4)CC3)c(=O)c2cc1OC
COc1cc2[nH]c(=O)n(CCC(=O)N3CCN(Cc4ccccc4)CC3)c(=O)c2cc1OC
3-[3-(4-benzylpiperazin-1-yl)-3-oxopropyl]-6,7-dimethoxy-1H-quinazoline-2,4-dione