Problem statement: Answer the multiple-choice question.
Query: Which compound has a 1.968\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a. O=S(=O)(c1ccccc1)[C@@]1(c2ccccc2)C[C@@H]2ON=C(c3cccc(-c4ccccc4)c3)[C@@H]2C1
b. CCC1(CC)Cc2ccccc2-c2nc(-c3ccccc3)oc(=O)c21
Answer: b. CCC1(CC)Cc2ccccc2-c2nc(-c3ccccc3)oc(=O)c21
{#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#}
CCC1(CC)Cc2ccccc2-c2nc(-c3ccccc3)oc(=O)c21
CCC1(CC)Cc2ccccc2-c2nc(-c3ccccc3)oc(=O)c21
5,5-diethyl-2-phenyl-6H-benzo[h][3,1]benzoxazin-4-one