Task: Answer the MCQ question.
Query: Which drug exhibits a -13.221% human ether-à-go-go related gene (hERG) inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
(a) CN1C(=O)c2ccc(NC(=O)CSc3ccccc3)cc2C1=O
(b) O=C1CN(C(=O)c2ccccc2[N+](=O)[O-])C(c2ccccc2)c2cc(Br)ccc2N1
(c) CCOC(=O)N1CCN(C(=O)C2CC(=O)N(c3ccc(OC)cc3)C2c2ccc(OC)cc2)CC1
(d) Cc1nnc(-c2ccc(Cl)cc2)nc1NCCN(C)C
Answer: c. CCOC(=O)N1CCN(C(=O)C2CC(=O)N(c3ccc(OC)cc3)C2c2ccc(OC)cc2)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)C2CC(=O)N(c3ccc(OC)cc3)C2c2ccc(OC)cc2)CC1
CCOC(=O)N1CCN(C(=O)C2CC(=O)N(c3ccc(OC)cc3)C2c2ccc(OC)cc2)CC1
ethyl 4-[1,2-bis(4-methoxyphenyl)-5-oxopyrrolidine-3-carbonyl]piperazine-1-carboxylate