Problem statement: Answer the MCQ question.
Query: Which drug has a 12.168\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a. Cc1cc2n(c1)CCn1c(C)ccc1-2
b. Cc1c(-c2cccc(NC(=O)c3ccco3)c2)nc2ncccn12
Answer: a. Cc1cc2n(c1)CCn1c(C)ccc1-2
{#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#}
Cc1cc2n(c1)CCn1c(C)ccc1-2
Cc1cc2n(c1)CCn1c(C)ccc1-2
4,10-dimethyl-6,9-diazatricyclo[7.3.0.02,6]dodeca-1(12),2,4,10-tetraene