Task: Answer the multiple choice question.
Query: Which drug has a -6.027\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a.) Cc1ccc(SCC(=O)OCC(=O)Nc2ccc3[nH]c(=O)[nH]c3c2)cc1C
b.) Cn1c(=O)n(C)c2cc(NC(=O)Cc3ccccc3[N+](=O)[O-])ccc21
c.) CC1CCCCN1C(=O)CCS(=O)(=O)c1cc2c(cc1Cl)NC(=O)CO2
d.) CCOC(=O)C1C(=O)OC2(CCCC2)C1C(=O)OCC
Answer: d. CCOC(=O)C1C(=O)OC2(CCCC2)C1C(=O)OCC
{#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(=O)OC2(CCCC2)C1C(=O)OCC
CCOC(=O)C1C(=O)OC2(CCCC2)C1C(=O)OCC
diethyl 2-oxo-1-oxaspiro[4.4]nonane-3,4-dicarboxylate