Problem statement: Answer the multiple-choice question.
Query: Which drug exhibits a 13.205\% 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] COc1ccc2cc(C3(C)NC(=O)N(CC(=O)Nc4c(C)n(C)n(-c5ccccc5)c4=O)C3=O)ccc2c1
[b] CCc1nnc(NC(=O)CCC(=O)N2CCN(c3cc(C)ccc3C)CC2)s1
Answer: b. CCc1nnc(NC(=O)CCC(=O)N2CCN(c3cc(C)ccc3C)CC2)s1
{#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#}
CCc1nnc(NC(=O)CCC(=O)N2CCN(c3cc(C)ccc3C)CC2)s1
CCc1nnc(NC(=O)CCC(=O)N2CCN(c3cc(C)ccc3C)CC2)s1
4-[4-(2,5-dimethylphenyl)piperazin-1-yl]-N-(5-ethyl-1,3,4-thiadiazol-2-yl)-4-oxobutanamide