Task: Answer the multiple-choice question.
Question: Which drug has a 2.168\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
(a) Cc1ncc(CSc2ccc(Cl)cc2)c(CO)c1O
(b) O=C(NNC(=O)C1CCN(S(=O)(=O)c2cccc(Cl)c2)CC1)C1CC1
(c) CCNC(=O)NC(=O)C(C)OC(=O)c1oc2ccc(OCC)cc2c1C
Answer: c. CCNC(=O)NC(=O)C(C)OC(=O)c1oc2ccc(OCC)cc2c1C
{#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#}
CCNC(=O)NC(=O)C(C)OC(=O)c1oc2ccc(OCC)cc2c1C
CCNC(=O)NC(=O)C(C)OC(=O)c1oc2ccc(OCC)cc2c1C
[1-(ethylcarbamoylamino)-1-oxopropan-2-yl] 5-ethoxy-3-methyl-1-benzofuran-2-carboxylate