Task: Answer the multiple choice question.
Query: Which drug exhibits a -2.372\% 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: COc1ccc(S(=O)(=O)N(Cc2ccco2)Cc2cc3ccccc3[nH]c2=O)cc1
b: COc1ccc(NC(=O)CCC(=O)N2CCN(S(=O)(=O)c3ccc(C)cc3)CC2)c(OC)c1
c: COc1ccc(S(=O)(=O)N2CCCCC2)cc1NC(=O)c1ccc(=O)[nH]c1
d: Cn1cccc1C(NC(=O)c1ccccc1)C(Cl)(Cl)Cl
Answer: b. COc1ccc(NC(=O)CCC(=O)N2CCN(S(=O)(=O)c3ccc(C)cc3)CC2)c(OC)c1
{#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#}
COc1ccc(NC(=O)CCC(=O)N2CCN(S(=O)(=O)c3ccc(C)cc3)CC2)c(OC)c1
COc1ccc(NC(=O)CCC(=O)N2CCN(S(=O)(=O)c3ccc(C)cc3)CC2)c(OC)c1
N-(2,4-dimethoxyphenyl)-4-[4-(4-methylphenyl)sulfonylpiperazin-1-yl]-4-oxobutanamide