Problem statement: Answer the multiple-choice question.
Query: Which drug has a 10.891\% 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. CC1CN(C(=O)Cc2ccc(-c3ccccc3)cc2)CC(C)O1
b. O=C(O)CCNS(=O)(=O)c1ccc2ccccc2c1
c. CCCC1(c2ccccc2)NC(=O)N(CCN2C(=O)c3ccccc3C2=O)C1=O
d. Cc1ccc(C)c(NC(=O)c2cc[n+](C)cc2)c1.[I-]
Answer: d. Cc1ccc(C)c(NC(=O)c2cc[n+](C)cc2)c1.[I-]
{#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#}
N-(2,5-dimethylphenyl)-1-methylpyridin-1-ium-4-carboxamide;iodide