Task: Answer the multiple-choice question.
Question: Which compound exhibits a 8.987\% human ether-à-go-go related gene (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 other words.
Options:
a. Cc1cccc(-n2c(O)cnc2Nc2nc(C)cc(C)n2)c1
b. CC(=O)Nc1cc(-c2nc3ccccc3o2)ccc1Cl
c. CC1CCCCN1C(=O)c1ccc(NC(=O)c2ccccc2Cl)cc1
d. COc1ccccc1CC(=O)NCCc1c[nH]c2ccccc12
Answer: b. CC(=O)Nc1cc(-c2nc3ccccc3o2)ccc1Cl
{#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)Nc1cc(-c2nc3ccccc3o2)ccc1Cl
CC(=O)Nc1cc(-c2nc3ccccc3o2)ccc1Cl
N-[5-(1,3-benzoxazol-2-yl)-2-chlorophenyl]acetamide