Problem statement: Answer the multiple-choice question.
Question: Which drug exhibits a 6.515\% 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) c1cnc2nc(-c3ccc4c(c3)OCO4)cn2c1
b) COc1cc(C(C)=O)ccc1COc1ccc(C(=O)OCC(=O)NC(C)(C)C)cc1OC
Answer: a. c1cnc2nc(-c3ccc4c(c3)OCO4)cn2c1
{#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#}
c1cnc2nc(-c3ccc4c(c3)OCO4)cn2c1
c1cnc2nc(-c3ccc4c(c3)OCO4)cn2c1
2-(1,3-benzodioxol-5-yl)imidazo[1,2-a]pyrimidine