Task: Answer the multiple-choice question.
Question: Which drug exhibits a -19.943% 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 other words.
Options:
a) Cn1nnnc1SCC(=O)N1CCCc2ccccc21
b) COc1ccc(C)cc1NC(=O)CCN1CCN(c2ccccc2F)CC1.Cl
c) Cc1ccc(C(=O)CCC(=O)N(C)CC(=O)Nc2c(Cl)cccc2Cl)cc1
d) COc1cccc(NC(=S)NNC(=O)C(C)n2nc(C)c([N+](=O)[O-])c2C)c1
Answer: b. COc1ccc(C)cc1NC(=O)CCN1CCN(c2ccccc2F)CC1.Cl
{#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#}
COc1ccc(C)cc1NC(=O)CCN1CCN(c2ccccc2F)CC1.Cl
COc1ccc(C)cc1NC(=O)CCN1CCN(c2ccccc2F)CC1.Cl
3-[4-(2-fluorophenyl)piperazin-1-yl]-N-(2-methoxy-5-methylphenyl)propanamide;hydrochloride