Task: Answer the multiple choice question.
Query: Which drug exhibits a 12.167\% 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.) CCOc1ccccc1CN1CCNC(=O)C1CC(=O)N(C)C1CCOCC1
b.) CCCn1cc(S(=O)(=O)c2ccccc2)c(=O)c2cc(F)c(N3CCN(C)CC3)cc21
Answer: a. CCOc1ccccc1CN1CCNC(=O)C1CC(=O)N(C)C1CCOCC1
{#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#}
CCOc1ccccc1CN1CCNC(=O)C1CC(=O)N(C)C1CCOCC1
CCOc1ccccc1CN1CCNC(=O)C1CC(=O)N(C)C1CCOCC1
2-[1-[(2-ethoxyphenyl)methyl]-3-oxopiperazin-2-yl]-N-methyl-N-(oxan-4-yl)acetamide