Task: Answer the multiple-choice question.
Question: Which drug has a 2.663\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
(a) C=CCOc1ccc(S(C)(=O)=O)cc1
(b) C=CCNC(=O)CC(=O)N/N=C/c1ccccc1F
(c) CCC(=O)NCc1cc(-c2nn(C)c(=O)c3ccccc23)ccc1C
(d) CCOC(=O)N1CCN(C(=O)CCN2C(=O)COc3ccc(C)cc32)CC1
(e) CCN(C(=O)CN1CCOCC1)C1(C)C(=O)c2ccccc2C1=O.Cl
Answer: d. CCOC(=O)N1CCN(C(=O)CCN2C(=O)COc3ccc(C)cc32)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#}
CCOC(=O)N1CCN(C(=O)CCN2C(=O)COc3ccc(C)cc32)CC1
CCOC(=O)N1CCN(C(=O)CCN2C(=O)COc3ccc(C)cc32)CC1
ethyl 4-[3-(6-methyl-3-oxo-1,4-benzoxazin-4-yl)propanoyl]piperazine-1-carboxylate