Task: Answer the multiple-choice question.
Question: Which drug exhibits a 16.727\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
(a) COc1ccccc1C(=O)Nc1ccc2c(C)cc(=O)oc2c1
(b) Cn1c(SCC(=O)Nc2ccc(NC(=O)c3ccccc3F)cc2)nnc1-c1ccncc1
(c) CCC(C)Oc1cc(-c2ccnc(Nc3cccc(Cl)c3)n2)ccn1
Answer: a. COc1ccccc1C(=O)Nc1ccc2c(C)cc(=O)oc2c1
{#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#}
COc1ccccc1C(=O)Nc1ccc2c(C)cc(=O)oc2c1
COc1ccccc1C(=O)Nc1ccc2c(C)cc(=O)oc2c1
2-methoxy-N-(4-methyl-2-oxochromen-7-yl)benzamide