Task: Answer the MCQ question.
Question: Which drug has a 5.181\% 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. COC(=O)C1CCN(C(=O)C2CCC(=O)N(CCCc3ccccc3)C2)CC1
b. CN(C)c1nc(NC(C)(C)C)nc(NC(C)(C)C)n1
Answer: b. CN(C)c1nc(NC(C)(C)C)nc(NC(C)(C)C)n1
{#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#}
CN(C)c1nc(NC(C)(C)C)nc(NC(C)(C)C)n1
CN(C)c1nc(NC(C)(C)C)nc(NC(C)(C)C)n1
2-N,4-N-ditert-butyl-6-N,6-N-dimethyl-1,3,5-triazine-2,4,6-triamine