Task: Answer the multiple-choice question.
Question: Which compound exhibits a 0.272\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a. Cc1ccc(NC(=O)CN(C)C(=O)Cn2nnc(-c3ccccc3)n2)cc1
b. COc1ccc(/C=N/NC(=O)c2cc(-c3ccccc3)nc3ccccc23)c(C(=O)O)c1OC
c. Cc1ccc(S(=O)(=O)N2CC[C@@H]2C(=O)O)cc1
d. CCSc1ccc([C@@H]2[C@H]3C(=O)N(C)C(=O)[C@H]3[C@]3(C(=O)OC)CCCCN23)cc1.O=C(O)C(F)(F)F
Answer: a. Cc1ccc(NC(=O)CN(C)C(=O)Cn2nnc(-c3ccccc3)n2)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#}
Cc1ccc(NC(=O)CN(C)C(=O)Cn2nnc(-c3ccccc3)n2)cc1
Cc1ccc(NC(=O)CN(C)C(=O)Cn2nnc(-c3ccccc3)n2)cc1
N-methyl-N-[2-(4-methylanilino)-2-oxoethyl]-2-(5-phenyltetrazol-2-yl)acetamide