Task: Answer the multiple-choice question.
Question: Which compound exhibits a 13.269\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
[a] Cn1c(=O)[nH]c(=O)c2c1nc(N/N=C/c1ccncc1)n2Cc1ccc(Cl)cc1
[b] COc1ccc2c(c1)/C(=N/OC(=O)c1cccs1)CCC2
[c] CCN(Cc1ccccc1)C(=O)c1ccc(C(=O)N(CC)Cc2ccccc2)cc1
Answer: a. Cn1c(=O)[nH]c(=O)c2c1nc(N/N=C/c1ccncc1)n2Cc1ccc(Cl)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#}
Cn1c(=O)[nH]c(=O)c2c1nc(N/N=C/c1ccncc1)n2Cc1ccc(Cl)cc1
Cn1c(=O)[nH]c(=O)c2c1nc(N/N=C/c1ccncc1)n2Cc1ccc(Cl)cc1
7-[(4-chlorophenyl)methyl]-3-methyl-8-[(2E)-2-(pyridin-4-ylmethylidene)hydrazinyl]purine-2,6-dione