Problem statement: Answer the multiple-choice question.
Query: Which compound has a 3.911\% 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: CC[N+]1=C(C)C(C)(C)c2cc(C)ccc21.[I-]
b: COc1ccc(-c2oc3ncn(CCN4CCOCC4)c(=N)c3c2-c2ccc(OC)cc2)cc1
Answer: a. CC[N+]1=C(C)C(C)(C)c2cc(C)ccc21.[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#}
CC[N+]1=C(C)C(C)(C)c2cc(C)ccc21.[I-]
CC[N+]1=C(C)C(C)(C)c2cc(C)ccc21.[I-]
1-ethyl-2,3,3,5-tetramethylindol-1-ium;iodide