Task: Answer the multiple-choice question.
Question: Which drug exhibits a 23.818% human ether-à-go-go related gene (hERG) inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a. COc1ccc(N(CC(=O)Nc2nccs2)S(=O)(=O)c2c(C)[nH]c(=O)[nH]c2=O)cc1
b. CN1CCN(C(=O)C(N)Cc2ccccc2)CC1
c. CCCn1c(SCC(=O)NCc2ccc3c(c2)OCO3)n[nH]c1=O
d. Nc1nc(-c2cc(Cl)cc(Cl)c2OC(F)F)cs1
Answer: b. CN1CCN(C(=O)C(N)Cc2ccccc2)CC1
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
CN1CCN(C(=O)C(N)Cc2ccccc2)CC1
CN1CCN(C(=O)C(N)Cc2ccccc2)CC1
2-amino-1-(4-methylpiperazin-1-yl)-3-phenylpropan-1-one