Task: Answer the MCQ question.
Query: Which drug exhibits a -0.875% human ether-à-go-go related gene (hERG) inhibition at 10uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a CCOC(=O)N1CCN(C(=O)c2cc3c(ccc4ccccc43)oc2=O)CC1
b CCOc1ccc(CCNC(=O)Cn2nc(C)c3c(C)n(-c4ccccc4)nc3c2=O)cc1
c NCCCC[C@H](N[C@@H](CCc1ccccc1)C(=O)O)C(=O)N1CCC[C@H]1C(=O)O
Answer: a. CCOC(=O)N1CCN(C(=O)c2cc3c(ccc4ccccc43)oc2=O)CC1
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
CCOC(=O)N1CCN(C(=O)c2cc3c(ccc4ccccc43)oc2=O)CC1
CCOC(=O)N1CCN(C(=O)c2cc3c(ccc4ccccc43)oc2=O)CC1
ethyl 4-(3-oxobenzo[f]chromene-2-carbonyl)piperazine-1-carboxylate