Task: Answer the multiple-choice question.
Question: Which compound exhibits a 6.963\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a. O=C(c1ccc2c(Cl)c3c(nc2c1)CCCC3)N1CCC(N2CCCCC2)CC1
b. O=C(CN1C(=O)NC2(CCCC2)C1=O)Nc1cc(Cl)ccc1N1CCOCC1
c. CN1C(=S)SC(C)(C)C1N(O)C(=O)Nc1ccc(Cl)cc1
d. O=C(N/N=C/c1cccnc1)c1cccc(NC(=O)c2ccccc2Cl)c1
Answer: b. O=C(CN1C(=O)NC2(CCCC2)C1=O)Nc1cc(Cl)ccc1N1CCOCC1
{#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#}
O=C(CN1C(=O)NC2(CCCC2)C1=O)Nc1cc(Cl)ccc1N1CCOCC1
O=C(CN1C(=O)NC2(CCCC2)C1=O)Nc1cc(Cl)ccc1N1CCOCC1
N-(5-chloro-2-morpholin-4-ylphenyl)-2-(2,4-dioxo-1,3-diazaspiro[4.4]nonan-3-yl)acetamide