Task: Answer the multiple-choice question.
Query: Which drug has a 18.961\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a.) O=C(CCCn1nnnc1CN1CCOCC1)N1CCC(c2ccccc2Cl)C1
b.) Cc1ccc(N=Cc2cc(Cc3ccccc3Cl)cc([N+](=O)[O-])c2O)c(O)c1
Answer: b. Cc1ccc(N=Cc2cc(Cc3ccccc3Cl)cc([N+](=O)[O-])c2O)c(O)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#}
Cc1ccc(N=Cc2cc(Cc3ccccc3Cl)cc([N+](=O)[O-])c2O)c(O)c1
Cc1ccc(N=Cc2cc(Cc3ccccc3Cl)cc([N+](=O)[O-])c2O)c(O)c1
4-[(2-chlorophenyl)methyl]-2-[(2-hydroxy-4-methylphenyl)iminomethyl]-6-nitrophenol