Task: Answer the multiple choice question.
Query: Which drug exhibits a 14.355\% 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] COc1ccc(CCNC(=O)C2CCCN(C(=O)N(C)C)C2)c(OC)c1
[b] CCN1C(=O)N(CC)C(=O)C2(Cc3ccccc3N3CCN(c4ccccc4)CC32)C1=O
Answer: b. CCN1C(=O)N(CC)C(=O)C2(Cc3ccccc3N3CCN(c4ccccc4)CC32)C1=O
{#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#}
CCN1C(=O)N(CC)C(=O)C2(Cc3ccccc3N3CCN(c4ccccc4)CC32)C1=O
CCN1C(=O)N(CC)C(=O)C2(Cc3ccccc3N3CCN(c4ccccc4)CC32)C1=O
1,3-diethyl-3'-phenylspiro[1,3-diazinane-5,5'-2,4,4a,6-tetrahydro-1H-pyrazino[1,2-a]quinoline]-2,4,6-trione