Task: Answer the MCQ question.
Query: Which drug exhibits a -1.411\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a. CCN1/C(=C2\C(=O)N(c3ccccc3)N=C2C)C=Cc2cc(C)ccc21
b. CC1CCC(C(C)C)C(OC(=O)Cn2c(-c3ccc(Cl)cc3)[n+](C)c3ccccc32)C1.[Cl-]
Answer: a. CCN1/C(=C2\C(=O)N(c3ccccc3)N=C2C)C=Cc2cc(C)ccc21
{#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#}
CCN1/C(=C2\C(=O)N(c3ccccc3)N=C2C)C=Cc2cc(C)ccc21
CCN1/C(=C2\C(=O)N(c3ccccc3)N=C2C)C=Cc2cc(C)ccc21
(4Z)-4-(1-ethyl-6-methylquinolin-2-ylidene)-5-methyl-2-phenylpyrazol-3-one