Problem statement: Answer the multiple-choice question.
Query: Which compound has a 4.640\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a. C=CCC1C=C(C)CC(CC=C)N1
b. COc1ccc(OC)c(N2C(N)=C(C#N)C(c3ccc(OC)c(O)c3)C3=C2CC(C)(C)CC3=O)c1
Answer: a. C=CCC1C=C(C)CC(CC=C)N1
{#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#}
C=CCC1C=C(C)CC(CC=C)N1
C=CCC1C=C(C)CC(CC=C)N1
[C][=C][C][C][C][=C][Branch1][C][C][C][C][Branch1][Ring2][C][C][=C][N][Ring1][#Branch2]
4-methyl-2,6-bis(prop-2-enyl)-1,2,3,6-tetrahydropyridine