Task: Answer the multiple choice question.
Query: Which compound has a 6.684\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a. Cc1cc(NC(=O)c2ccc(S(=O)(=O)N(C)C)cc2)n(-c2ccccn2)n1
b. C/C=C(\C)C(=O)NCCN1C2=NC[C@H](Cc3ccccc3)N2C[C@H]1Cc1ccc(O)cc1
c. O=C(CSc1nnc(CNC(=O)c2ccc(F)cc2)o1)NCCc1ccccc1
d. CC(C)C[C@H]1C(=O)N2CCC[C@H]2[C@]2(O)O[C@](NC(=O)[C@@H]3C=C4c5cccc6[nH]cc(c56)C[C@H]4N(C)C3)(C(C)C)C(=O)N12
Answer: b. C/C=C(\C)C(=O)NCCN1C2=NC[C@H](Cc3ccccc3)N2C[C@H]1Cc1ccc(O)cc1
{#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/C=C(\C)C(=O)NCCN1C2=NC[C@H](Cc3ccccc3)N2C[C@H]1Cc1ccc(O)cc1
C/C=C(\C)C(=O)NCCN1C2=NC[C@H](Cc3ccccc3)N2C[C@H]1Cc1ccc(O)cc1
(E)-N-[2-[(3S,6R)-3-benzyl-6-[(4-hydroxyphenyl)methyl]-2,3,5,6-tetrahydroimidazo[1,2-a]imidazol-7-yl]ethyl]-2-methylbut-2-enamide