Task: Answer the multiple choice question.
Query: Which compound exhibits a 13.981\% 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) Cc1nc(C(C)N(C)Cc2c(C(=O)N3CCCCC3)nc3c(C)cccn23)c(C)s1
b) O=C(O)c1ccc(N/N=C/c2ccncc2)cc1
c) CC(=O)N1C(=O)C2(Nc3ccccc3N2)c2ccccc21
d) CN(C)/C=C/C(=O)c1ccc2noc(-c3ccc(F)cc3)c2c1
Answer: c. CC(=O)N1C(=O)C2(Nc3ccccc3N2)c2ccccc21
{#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#}
CC(=O)N1C(=O)C2(Nc3ccccc3N2)c2ccccc21
CC(=O)N1C(=O)C2(Nc3ccccc3N2)c2ccccc21
1'-acetylspiro[1,3-dihydrobenzimidazole-2,3'-indole]-2'-one