Task: Answer the multiple-choice question.
Question: Which compound exhibits a 6.303\% 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.) COc1ccc(-c2cc(=O)oc3cc(OC(C)C(=O)NCC4CCC(C(=O)O)CC4)ccc23)cc1
b.) CCOC(=O)c1nnn(CC(=O)N2N=C(c3ccccc3)CC2c2ccccc2)c1C(=O)OCC
c.) COc1ccc(OC)c(NS(=O)(=O)c2ccc(NC(=O)C3COc4ccccc4O3)cc2)c1
d.) Cc1ccc(NC(=O)c2oc3ccccc3c2NC(=O)C2CC2)cc1
Answer: b. CCOC(=O)c1nnn(CC(=O)N2N=C(c3ccccc3)CC2c2ccccc2)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)c1nnn(CC(=O)N2N=C(c3ccccc3)CC2c2ccccc2)c1C(=O)OCC
CCOC(=O)c1nnn(CC(=O)N2N=C(c3ccccc3)CC2c2ccccc2)c1C(=O)OCC
diethyl3-[2-(3,5-diphenyl-3,4-dihydropyrazol-2-yl)-2-oxoethyl]triazole-4,5-dicarboxylate