Task: Answer the multiple choice question.
Question: Which drug exhibits a 4.205\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a. CCNC(=O)C12CCC(C)(c3nc4cc(C)c(C)cc4nc31)C2(C)C
b. CCCCCCNc1nc(-c2ccc(OC)cc2)c(CCC(=O)O)s1
Answer: b. CCCCCCNc1nc(-c2ccc(OC)cc2)c(CCC(=O)O)s1
{#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#}
CCCCCCNc1nc(-c2ccc(OC)cc2)c(CCC(=O)O)s1
CCCCCCNc1nc(-c2ccc(OC)cc2)c(CCC(=O)O)s1
3-[2-(hexylamino)-4-(4-methoxyphenyl)-1,3-thiazol-5-yl]propanoic acid