Problem statement: Answer the MCQ question.
Question: Which drug exhibits a -27.838\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a. CCOC(=O)N1CCC(NCCNC(=O)c2ccc(Cl)cc2)CC1
b. CCCCNC(=O)N(C)c1nncnc1C(=O)NC
Answer: a. CCOC(=O)N1CCC(NCCNC(=O)c2ccc(Cl)cc2)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)N1CCC(NCCNC(=O)c2ccc(Cl)cc2)CC1
CCOC(=O)N1CCC(NCCNC(=O)c2ccc(Cl)cc2)CC1
ethyl4-[2-[(4-chlorobenzoyl)amino]ethylamino]piperidine-1-carboxylate