Task: Answer the multiple-choice question.
Question: Which drug has a 6.940\% 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 Cc1ccc(OC(=O)CCC(=O)N2CCc3ccccc32)cc1
b CCOc1ccc(NC(=O)[C@H](Cc2ccccc2)NC(=O)C2CCNCC2)cc1
c CCn1c(CNc2ccc(C)cc2C)nnc1SCC(=O)N1CCCc2ccccc21
d Cc1cc2occ(CC(=O)N(C)CC(=O)Nc3c(C)cccc3C)c2cc1C
Answer: a. Cc1ccc(OC(=O)CCC(=O)N2CCc3ccccc32)cc1
{#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#}
Cc1ccc(OC(=O)CCC(=O)N2CCc3ccccc32)cc1
Cc1ccc(OC(=O)CCC(=O)N2CCc3ccccc32)cc1
1-(2,3-dihydroindol-1-yl)-4-(4-methylphenoxy)butane-1,4-dione