Task: Answer the multiple choice question.
Query: Which compound has a 9.397\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
(a) O=C(NC1CCCCC1)C(c1ccncc1)N(C(=O)Cn1nnc(-c2cccs2)n1)C1CCCC1
(b) CCOC(=O)c1c(-c2ccccc2)oc2ccc(OC)cc12
Answer: b. CCOC(=O)c1c(-c2ccccc2)oc2ccc(OC)cc12
{#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#}
CCOC(=O)c1c(-c2ccccc2)oc2ccc(OC)cc12
CCOC(=O)c1c(-c2ccccc2)oc2ccc(OC)cc12
ethyl 5-methoxy-2-phenyl-1-benzofuran-3-carboxylate